   SHOOTING 
   OUTSIDE THE WHITE 
   HOUSE A
  >>> BREAKING NEWS, THE
  SHOOTING OUTSIDE THE
  WHITE HOUSE.
  AN EXTRAORDINARY
  MOMENT A SHORT TIME 
  AGO, PRESIDENT TRUMP
  ABRUPTLY ESCORTED OUT 
  OF THE BRIEFING ROOM
  BY SECRET SERVICE,
  LATER RETURNING SAYING
  SOMEONE WAS SHOT
  OUTSIDE, THE DETAILS
  JUST COMING IN. 
  >>> ALSO COLLEGE
  FOOTBALL ON THE BRINK,
  THE BIG 10 REPORTEDLY 
  THE FIRST MAJOR 
  CONFERENCE READY TO 
  CANCEL THE 2020 
  SEASON
  >>> MORE RISKY
  GATHERINGS, A HOUSE 
  PARTY WITH #00 PEOPLE.
  POLICE BREAKING IT UP.
  >>> STAGGERING NEW
  NUMBERS AS SCHOOLS
  REOPEN, NEARLY 100,000
  CHILDREN TESTING
  PODTIVE IN THE LAST 
  TWO WEEKS OF JULY.
  >>> DANGEROUS STORMS
  ON THE MOVE, HURRICANE
  FORCE WINDS, TREES
  TOPPLED, SIGNIFICANT
  DAMAGE WHERE IT'S ALL 
  HEADED. 
  >>> JOE BIDEN 
  NARROWING DOWN HIS VP 
  PICK, WHO ARE THE 
  FINALISTS.
  >>> LOOTING IN CHICAGO
  AFTER POLICE SHOOT A
  SUSPECT, OVER 100 
  PEOPLE ARRESTED.
  WILL THERE BE MORE
  UNREST
  >>> THE MASSIVE 
  EXPLOSION DESTROYING
  SEVERAL HOMES.
  ONE DEAD, OTHERS
  TRAPPED.
  WHAT CAUSED IT
  >>> INSIDE THE WUHAN
  LAB, HOW IT'S 
  RESPONDING TO 
  CONSPIRACY THEORIES 
  THAT THE VIRUS
  ORIGINATED THERE. 
  >>> THE NEW MASK TEST 
  WHICH PERFORMED THE 
  BEST AND WORST
  >>> THIS IS NBC 
  NIGHTLY NEWS WITH 
  LESTER HOLT.
  >>> GOOD EVENING, 
  THERE'S LATE BREAKING 
  NEWS FROM THE WHITE 
  HOUSE WHERE PRESIDENT 
  TRUMP WAS ABRUPTLY
  ESCORTED OUT OF THE 
  BRIEFING ROOM MIDWAY
  THROUGH A NEWS
  CONFERENCE A SHORT
  TIME AGO
  THE WHITE HOUSE PLACED
  IN LOCKDOWN AFTER WHAT
  WE SOON LEARNED FROM
  THE PRESIDENT HIMSELF 
  WAS A SHOOTING
  INVOLVING THE SECRET
  SERVICE.
  OUR KRISTEN WELKER WAS
  IN THAT PRESS 
  CONFERENCE AND HAS
  LATE DETAILS FOR US.
  >> Reporter: TONIGHT
  DRAMATIC MOMENTS
  INSIDE THE BHWHITE 
  HOUSE, JUST MINUTES 
  INTO PRESIDENT TRUMP'S
  BRIEFING ON THE 
  CORONAVIRUS, THE
  SECRET SERVICE ASKED
  HIM TO LEAVE THE ROOM 
  WHEN HE CAME BACK A 
  SHORT TIME LATER THE
  PRESIDENT ANNOUNCING
  THERE HAD BEEN A
  SHOOTING OUTSIDE THE
  WHITE HOUSE, THE
  SUSPECT TAKEN TO THE
  HOSPITAL AS 
  AUTHORITIES 
  INVESTIGATE.
  >> THERE WAS A
  SHOOTING
  IT WAS LAW ENFORCEMENT
  SHOT SOMEONE, SEEMS TO
  BE THE SUSPECT AND THE
  SUSPECT IS NOW ON THE 
  WAY TO THE HOSPITAL.
  I CAN'T TELL YOU THE
  CONDITION OF THE
  SUSPECT.
  THERE WAS NOBODY ELSE 
  INJURED.
  THERE WAS NO OTHER LAW
  ENFORCEMENT INJURED.
  >> Reporter: IT COMES 
  AS THE PRESIDENT IS 
  DEFENDING HIS DECISION
  TO SIGN A SERIES OF 
  EXECUTIVE ACTIONS THAT
  HE SAYS WILL BRING
  FINANCIAL RELIEF AFTER
  TALKS WITH DEMOCRATS
  FELL APART
  BUT DEMOCRATS AND EVEN
  SOME REPUBLICANS ARE
  BLASTING THE MOVE.
  NEBRASKA'S REPUBLICAN 
  SENATOR BEN SASSE 
  CALLED THE ACTIONS
  UNCONSTITUTIONAL SLOP.
  TODAY THE PRESIDENT 
  ACCUSED SASSE OF
  FOOLISHNESS AND OF
  GOING ROGUE.
  TOP DEMOCRATS TAKING
  SHARP ARM.
  >> I AGREE IT WAS 
  UNCONSTITUTIONAL SLOP.
  >> Reporter: INCLUDING
  A WEEKLY UNEMPLOYMENT 
  BONIS PAYMENT OF $400,
  LESS THAN THE $600
  PEOPLE WERE INITIALLY 
  RECEIVING.
  THE DIRECTIVEALSO 
  REQUIRES STATES TO
  CONTRIBUTE $100 OF THE
  TOTAL AMOUNT
  SOMETHING DEMOCRATS 
  SAY IS NOT POSSIBLE.
  THE WHITE HOUSE 
  STRUGGLING TO SAY WHAT
  AMERICANS WILL
  ACTUALLY SEE ANY MURN.
  >> ARE WE TALKING 
  WEEKS, ARE WE TALKING 
  A MONTH, CAN YOU
  PINPOINT THE TIMELINE?
  >> I CAN'T PINPOINT A 
  TIMELINE
  WE'LL BE WORKING
  AROUND THE CHLORIC AND
  WE ENCOURAGE DEMOCRATS
  ON THE HILL TO COME 
  BACK. 
  >>> PRESIDENT TRUMP 
  ALSO ANNOUNCING A 
  SUSPENSION OF FAY ROLL
  TAXES FOR PEOPLE
  MAKING LESS THAN
  $100,000 A YEAR.
  THE DEFERRED TAX WOULD
  STILL BE OWED NEXT
  YEAR UNLESS CONGRESS
  AGREES TO WAIVE IT AND
  THAT TAX FUNDS SOCIAL 
  SECURITY AND MEDICARE.
  BUT PRESIDENT TRUMP 
  MAKING THIS PLEDGE
  SUNDAY. 
  >> THIS WILL HAVE ZERO
  IMPACT ON SOCIAL
  SECURITY
  >> Reporter: NOW THE
  PRESIDENT WHO HAD BEEN
  ESCORTED TO THE OVAL
  OFFICE SAID THAT THE
  SUSPECT WAS ARMED BUT 
  HE DIDN'T KNOW WHAT 
  KIND OF WEAPON IT WAS.
  I ASKED THE PRESIDENT 
  IF HE WAS RATTLED BY
  ALL OF THIS.
  HE SAID, OF COURSE
  BUT HE ALSO EXPRESSED 
  HIS GRATITUDE TO THE
  SECRET SERVICE
  LESTER
  >> YEAH, A LOT MORE 
  DRAMA IN THAT NEWS
  CONFERENCE THAN ANYONE
  ANTICIPATED.
  KRISTEN, THANK YOU. 
  >>> TONIGHT THERE'S 
  GROWING CONCERN AFTER 
  ANOTHER SUMMER WEEKEND
  OF LARGE GATHERINGS IN
  OPEN DEFIANCE OF STATE
  AND LOCAL MANDATES
  IT COMES AS THE 
  PANDEMIC PUTS ANOTHER 
  AMERICAN INSTITUTION
  PANDEMIC
  MIGUEL ALMAGUER, NBC
  NEWS, LOS ANGELES.
  >>> I'M SAM BROCK.
  THE FIRST DAY OF
  SCHOOL HAS NEVER FELT 
  SO FOREIGN UNDER THIS 
  CLOUD OF COVID-19.
  >> I FEEL STILL A 
  LITTLE SCARY, BUT 
  PRETTY COMFORTABLE. 
  >> Reporter: CHILDREN 
  AT McLENNY ELEMENTARY 
  SCHOOL ARE RETURNING
  TO NEW CLASSROOMS WITH
  NEW RULES LIKE SOCIAL 
  DISTANCING, REGULAR 
  HAND WASHING AND
  STAGGERED LUNCHES.
  >> THEY'RE DOING
  EVERYTHING THEY CAN TO
  KEEP THINGS SANITIZED 
  AND KEEPING STUDENTS
  AWAY FROM EACH OTHER. 
  >> MASKS ARE OPTIONAL.
  >> I DIDN'T SEE A LOT 
  OF MASK WEARING.
  AND I THINK THAT THAT 
  SHOULD HAVE BEEN
  SOMETHING THAT WAS
  MANDATORY AND NOT 
  OPTIONAL
  AND IF I SEE OR 
  HHEAR
  COUGHING, WE'RE 
  PULLING RIGHT YOU.
  HOME IS WHERE YOU WILL
  BE. 
  >> Reporter: IN THE 
  LAST FOUR WEEKS 
  THERE'S BEEN A 99%
  SPIKE AMONG CHILDREN
  IN THE U.S. WHERE SO
  FAR MORE THAN 380,000 
  KIDS HAVE CONTRACTED
  THE CORONAVIRUS.
  OF THE COUNTRY'S 25 
  BIGGEST SCHOOL
  DISTRICTS 18 ARE
  STARTING THE SCHOOL 
  YEAR ENTIRELY VIRTUAL,
  WITH NO IN
  PERSON OPTION ON DAY
  ONE.
  BUT THE LARGEST SCHOOL
  DISTRICT IN NEW YORK
  CITY, GIVING STUDENTS 
  THE OPTION TO RETURN
  TO CLASSES. 
  >> WE WANT TO GO BACK 
  TO SCHOOL.
  >> Reporter: DASHONA
  BARKER TEACH HIGH 
  SCHOOL AND HER YOUNGER
  CHILDREN ATTEND PUBLIC
  ELEMENTARY SCHOOL.
  >> OOIMD CONCERNED
  ABOUT MY CHILDREN 
  WEARING A MASK ALL
  DAY.
  I'M CONCERNED ABOUT 
  THE PROTOCOLS OF THE
  SCHOOL THAT THEY
  ATTEND
  >> Reporter: FEARS FOR
  THE CHILD SAFETY AND
  THE EDUCATORS.
  >> THEY'RE ALL GOING
  TO HAVE TO GIVE THEIR 
  CONDOLENCE TO 
  SOMEBODY'S MAMA.
  >> Reporter: WHITNEY
  REDDICK IS A MOTHER 
  AND TEACHER FROM
  JACKSONVILLE WHO
  PENNED A MOCK 
  OBITUARY, SAYING SHE
  RETURNED TO WORK, DID 
  HER BEST TO HANDLE ALL
  THE ROLES PLACED ON 
  HER SHOULDERS,
  EDUCATOR, COVID 
  SECURITY GUARD BUT
  ULTIMATELY SUCCUMBED
  TO IGNORANCE IN POWER.
  CALLS TO SAFETY FOR 
  THOSE IN OUR
  CLASSROOMS FRONTLINES.
  SAM BROCK, NBC NEWS,
  BAKER COUNTY, FLORIDA.
  >>> BREAKING TONIGHT, 
  A DANGEROUS LINE OF 
  SEVERE THUNDERSTORMS
  WE'RE WATCHING, RACING
  ACROSS PARTS OF THE 
  MIDWEST DOWNING 
  THOUSANDS OF TREES AND
  POWER LINES.
  AND DAMAGING BUILDINGS
  IN IOWA AND ILLINOIS
  THIS TYPE OF STORM CAN
  PRODUCE WINDS OF UP TO
  INDIANA AND MICHIGAN. 
  >>> AND TONIGHT WITH
  JUST A
  WEEK TO GO UNTIL THE
  START OF THE
  DEMOCRATIC NATIONAL 
  CONVENTION THE CLOCK
  IS TICKING FOR FORMER 
  VICE PRESIDENT JOE
  BIDEN TO ANNOUNCE HIS 
  RUNNING MATE
  ANDREA MITCHELL NOW 
  WITH THE LATEST.
  >> Reporter: PRESSURE 
  MOUNTING ON JOE BIDEN 
  TO DECIDE ON HIS
  RUNNING MATE AND TO 
  CHOOSE A BLACK WOMAN. 
  >> MR. VICE PRESIDENT 
  HAVE YOU PICKED A 
  RUNNING MATE YET
  >> YEAH, I HAVE.
  >> WHO IS IT
  >> YOU
  >> Reporter: HIS
  ANNOUNCEMENT WILL BE
  DIGITAL FOLLOWED BY 
  BIOGRAPHICAL VIDEO O
  HIS PICK AND A JOINT
  APPEARANCE
  SOME OF TH
  MAJOR CONTENDERS HAVE 
  HAD IN-PERSON 
  INTERVIEWS INCLUDING
  MICHIGAN GOVERNOR 
  GRETCHEN WHITMER
  WHO FLEW IN SECRETLY A
  WEEK AGO
  OTHER CONTENDERS, 
  SENATOR KAMALA HARRIS,
  FORMER NATIONAL 
  SECURITY ADVISER SUSAN
  RICE
  SENATORS TAMMY
  DUCKWORTH AND 
  ELIZABETH WARREN AND
  CONGRESSWOMAN KAREN 
  BASS AND VAL DEMINGS
  WOMEN'S GROUPS ARE
  VOWING TO DEFEND THE
  RUNNING MATE AGAINST
  SEXISM
  SUCH AS 
  COLUMN COMPARING THE
  SELECTION PROCESS TO
  AN EPISODE OF THE 
  BACHELOR. 
  >> THE DISCRIMINATION,
  THE STUFF THAT'S OUT
  THERE ON THE INTERNET,
  THE ATTACKS WE HAVE 
  SEEN, THEY'RE 
  ANTICIPATING THIS AND 
  I THINK IT'S A GOOD 
  IDEA. 
  >> Reporter: THE
  CAMPAIGN IS READY TO
  COMBAT RACIST ATTACKS 
  IF BIDEN CHOOSES A
  BLACK WOMAN.
  TODAY 100 PROMINENT 
  BLACK MEN SAID THE
  URGENCY TO PICK A 
  BLACK WOMAN HAS GONE
  FROM SOMETHING THAT 
  SHOULD HAPPEN TO
  SOMETHING THAT HAS TO 
  HAPPEN
  JOINING AN APPEAL 
  FROM BLACK WOMEN. 
  >> THIS IS THE MOMENT 
  THAT WE NEED TO MAKE
  SURE THAT THE ISSUES
  AROUND RACISM, SEXISM,
  EQUALITY, RACIAL
  JUSTICE,
  INCOME INEQUALITY IS
  ADDRESSED IN A
  MAGNIFICENT, BIG WAY. 
  >> Reporter: THE
  LONGER BIDEN WAITS
  PAST HIS SELF-IMPOSED 
  DEADLINE THE MORE 
  INFIGHTING AMONGST
  SUPPORTERS OF THE 
  CANDIDATES
  ANOTHER REASON TO 
  DECIDE SOON.
  LESTER
  >> ANDREA MITCHELL
  TONIGHT, THANKS.
  >>> POLICE IN CHICAG
  ARE PREPARING FOR A 
  TENSE NIGHT AFTER 
  LOOTERS RANSACKED 
  PART OF THE CITY'S
  DOWNTOWN
  THE NEW ANGER COMING
  AFTER ANOTHER SHOOTING
  INVOLVING THE POLICE
  NBC'S GABE GUTIERREZ
  IS THERE. 
  >> Reporter: DAYLIGHT 
  REVEALED THE
  DESTRUCTION.
  >> IT'S GOING TO GET
  UGLY. 
  >> Reporter: LOOTERS
  RAN RAMPANT IN
  DOWNTOWN CHICAGO
  INJURING 13 POLICE
  OFFICERS, MORE THAN 
  100 PEOPLE ARRESTED,
  POLICE SAY. 
  >> THIS WAS 
  NOT AN ORGANIZED
  PROTEST.
  RATHER, THIS WAS AN 
  INCIDENT OF PURE
  CRIMINALITY.
  >> Reporter: THIS IS
  MICHIGAN
  AVENUE, CHICAGO'S 
  MAGNIFICENT MILE, FULL
  OF HIGH END SHOPS, NOW
  SOME OF THEM ARE
  BOARDED UP. 
  THE CHAOS CAME
  HOURS AFTER OFFICERS
  WERE CALLED TO THE
  CITY'S SOUTHSIDE FOR A
  MAN WITH A GUN
  POLICE SAY SOMEONE WHO
  MATCHED THE SUSPECT'S 
  DESCRIPTION STARTED 
  SHOOTING SO THE COPS
  FIRED BACK AND
  EMOTIONS RAN HIGH,
  AUTHORITIES SAY, WHEN 
  FALSE RUMORS ERUPTED
  ON SOCIAL MEDIA.
  >> THERE IS NO
  JUSTIFICATION FOR 
  CRIMINAL BEHAVIOR,
  EVER. 
  >> Reporter: ACROSS 
  THE COUNTRY IT'S BEEN 
  AN INCREASINGLY 
  VIOLENT SUMMER
  IN PHILADELPHIA THIS
  WEEKEND BULLETS GRAZED
  TWO 11-YEAR-OLDS IN 
  SEPARATE SHOOTINGS, AT
  LEAST 20 PEOPLE WERE
  SHOT AT A COOKOUT IN
  WASHINGTON, D.C., 
  VIOLENCE THAT HAS AT
  TIMES 
  OVERSHADOWED PEACEFUL 
  PROTESTS FOLLOWING THE
  DEATHS OF GEORGE
  FLOYD, BREONNA TAYLOR 
  AND OTHERS. 
  LOUISVILLE, POLICE
  HAVE NOW BANNED STREET
  DEMONSTRATIONS
  >> THIS IS THE
  PORTLAND POLICE BUT 
  BUREAU
  >> Reporter: IN 
  PORTLAND POLIC
  DECLARED YET ANOTHER
  RIOT
  THE PRESIDENT TWEETING
  LOCAL AUTHORITIES 
  SHOULD BRING IN THE 
  NATIONAL GUARD BUT IN 
  CHICAGO WHERE THE 
  TRUMP ADMINISTRATION
  SENT IN FEDERAL AGENTS
  LAST MONTH TO HELP
  INVESTIGATE CRIMES THE
  VIOLENCE CONTINUES
  FRUSTRATING SMALL 
  BUSINESS OWNERS LIKE
  JACKIE JACKSON. 
  >> ON TOP OF COVID, 
  THE VIOLENCE, THE 
  LOOTING, HOW MUCH MORE
  CAN A PERSON TAKE.
  >> Reporter: THE MAJOR
  SAID THERE WILL BE A
  HEAVY POLICE PRESENCE 
  TONIGHT WITH OFFICERS 
  WORKING LONGER SHIFTS.
  DOWNTOWN ACCESS WILL
  ALSO BE RESTRICTED IN 
  HOPES OF PREVENTING 
  ANYMORE DESTRUCTION.
  >> GABE GUTIERREZ IN
  CHICAGO, THANKS.
  >>> TO OUR EXCLUSIVE
  NBC NEWS IS THE FIRST 
  FOREIGN NEWS
  ORGANIZATION TO GO
  INSIDE THE LAB IN 
  WUHAN, CHINA AT THE 
  CENTER
  -- OF CONTROVERSY.
  JANIS MACKEY FRAYER 
  WITH WHAT THEY ALLOWED
  US TO SEE AND HOW 
  THEY'RE RESPONDING TO 
  ALLEGATIONS THE VIRUS 
  ORIGINATED THERE
  >> Reporter: THE HIGH 
  SECURITY LAB INSIDE 
  THE WUHAN INSTITUTE OF
  VIROLOGY AT THE CENTER
  OF A POLITICAL STORM
  OVER HOW THE PANDEMIC 
  STARTED.
  >> I'M CONFIDENT
  THERE'S NO NEED.
  >> Reporter: 100%.
  >> 100%.
  >> Reporter: NBC NEWS 
  WAS GRANTED THE FIRST 
  INDEPENDENT MEDIA 
  ACCESS
  WHILE THERE'S SOME
  SKEPTICISM ABOUT THE
  LAB'S CLAIMS, FIVE
  LEADING VIROLOGISTS 
  FAMILIAR WITH LAB 
  PROTOCOLS TOLD US IT'S
  IMPROBABLE THAT THE 
  VIRUS WAS MADE OR 
  ESCAPED.
  THE LAB ITSELF IS A 
  BOX WITHIN A BOX
  WITH AIR LOCKS AND
  HIGH SECURITY.
  TECHNICIANS IN
  POSITIVE PRESSURE 
  SUITS WERE TRAINED IN 
  FRANCE AND THE U.S
  I ALSO WANT TO KNOW 
  HOW THE VIRUS GOT TO
  THE MARKET OR WUHAN,
  HE SAYS, UP TO NOW
  THERE'S NO CLEAR
  ANSWER. 
  >> THE CHINA VIRUS, 
  THE CHINA PLAGUE. 
  >> Reporter: AMID 
  ACCUSATIONS CHINA'S 
  GOVERNMENT DOWNPLAYED 
  THE SEVERITY OF THE 
  OUTBREAK HERE THE U.S.
  AND CHINA HAVE BEEN 
  LOCKED IN A BATTLE
  OVER THE ORIGIN OF THE
  VIRUS.
  >> THERE'S EVIDENCE IT
  CAME FROM THE 
  LABORATORY. 
  >> Reporter: U.S. 
  OFFICIALS HAVE OFFERED
  NO CREDIBLE EVIDENCE
  LINKING THE VIRUS TO
  THE LAB.
  >> IT IS UNFORTUNATE
  THAT WE HAVE BEEN 
  TARGETED AS THE 
  SCAPEGOAT.
  >> Reporter: CHINA
  FACES GLOBAL BACKLASH 
  FOR FAILING TO CONTAIN
  THE OUTBREAK EARLY ON,
  AND FOR A LACK OF 
  TRANSPARENCY AS IT
  SPREAD
  SCRUTINY OF THE LAB 
  WAS FUELED BY A STATE 
  DEPARTMENT CABLE FROM 
  U.S. OFFICIALS IN 
  JANUARY 2018
  ABOUT SAFETY AND A
  SHORTAGE OF TRAINED 
  STAFF.
  LAB OFFICIALS CLAIM 
  U.S. DIPLOMATS VISITED
  ONLY ONCE.
  IN MARCH 2018.
  AND DIDN'T SEE THE
  HIGH CONTAINMENT LAB
  THE STATE DEPARTMENT
  DECLINED TO CLARIFY.
  LESTER, WE'VE BEEN
  TOLD THE
  WORLD HEALTH
  ORGANIZATION WILL NOT 
  BE INVESTIGATING THE
  WUHAN LAB AS A
  POSSIBLE SOURCE OF THE
  VIRUS.
  >> JANIS, THANK YOU.
  >>> IN 60 SECONDS A 
  DEADLY EXPLOSION THAT 
  WIPED OUT PART OF A 
  NEIGHBORHOOD, AND WITH
  SO MUCH UNCERTAINTY 
  ABOUT SCHOOL, WHAT
  EVERY PARENT NEEDS TO 
  KNOW TO HELP KIDS DEAL
 
  >>> A DEADLY AND
  TERRIFYING DAY IN 
  BALTIMORE WHERE A 
  MASSIVE GAS EXPLOSION 
  RIPPED THROUGH PART OF
  A NEIGHBORHOOD, A 
  WOMAN WAS KILLED IN AT
  LEAST HALF A DOZEN
  OTHERS WERE INJURED,
  THREE ROW HOUSES WERE 
  FLATTENED AND MANY
  MORE WERE DAMAGED.
  RESCUERS SEARCHED THE 
  WRECKAGE BY HAND
  LOOKING FOR ADDITIONAL
  VICTIMS.
  THE CAUSE NOT YET 
  CLEAR.
  >>> ALL THIS WEEK 
  WE'RE LOOKING AT THE
  TOUGH ISSUES INVOLVING
  THE CORONAVIRUS AND 
  THE CLASSROOM.
  TONIGHT WITH FAMILIES 
  FACING SO MUCH STRESS 
  OVER SCHOOL HOW CAN 
  PARENTS HELP THEIR
  KIDS COPE?
  HERE'S KATE SNOW
  >> Reporter: TIME TO
  GET THESE DOORS OPEN. 
  >> IT'S TOO MUCH OF A 
  GAMBLE. 
  >> I'D LIKE TO SEE THE
  SCHOOLS OPEN. 
  >> WE HAVE TO THINK OF
  OUR TEACHERS. 
  >> KIDS ARE HEARING IT
  ALL.
  THE UNCERTAINTY OVER
  WHAT SCHOOL SHOULD
  LOOK LIKE, CAUSING
  STRESS. 
  >> THE SCHOOL DISTRICT
  SAID THAT EVERYTHING
  WOULD BE VIRTUAL UNTIL
  NOVEMBER
  BUT LIKE WHAT HAPPENS 
  AFTER THAT
  >> Reporter: STUDENT
  LEADERS FOR YOUTH 
  UNITED FOR CHANGE IN
  PHILADELPHIA SAY NOW
  MORE THAN EVER
  STUDENTS NEED MENTAL
  HEALTH SUPPORT
  LENA WANTS TO BE A
  LAWYER AND SPENT THE
  SUMMER STUDYING.
  WHAT'S SOMETHING THAT 
  WORRIES YOU MOST AS WE
  HEAD INTO THIS SCHOOL 
  YEAR
  >> FALLING BEHIND.
  I DON'T WANT TO FALL
  BEHIND ON MY STUDIES
  AND THEN FEEL AS
  THOUGH I DIDN'T DO -- 
  AS GOOD AS I COULD. 
  >> Reporter: DESMOND
  FEELS SAFER AT HOME,
  BUT NEEDS TO WATCH HIS
  SISTERS.
  >> THEY'RE DOING
  EVERYTHING THEY CAN 
  AND THEN MY SCHOOL
  WORK AND EVERYTHING 
  LIKE THAT.
  >> Reporter: IN NEARBY
  NEW JERSEY THIS FAMILY
  IS STRUGGLING.
  >> DOES MOM SEEM A
  LITTLE STRESSED OUT,
  GUYS
  >> YES. 
  >> YES. 
  >> CARRIE TEACHES 
  SPANISH IN ONE SCHOOL 
  DISTRICT, HER KIDS
  ATTEND ANOTHER AND THE
  PROPOSED SCHEDULES
  DON'T MATCH.
  >> I'M IN A LITTLE BIT
  OF DENIAL ABOUT IT
  I DON'T KNOW WHAT'S 
  GOING TO HAPPEN.
  I HAVE NO CHOICE BUT
  TO SEND THEM TO 
  SCHOOL. 
  >> SOME OF MY BEST
  FRIENDS, MIGHT BE ON
  DIFFERENT DAYS
  SO THAT'S GETTING ME A
  LITTLE WORRIED. 
  >> KIDS OF ALL AGES 
  HAVE THREE MAJOR
  QUESTIONS.
  AM I SAFE?
  ARE YOU THE PEOPLE
  TAKING CARE OF ME 
  SAFE
  AND HOW IS THIS 
  SITUATION GOING TO
  AFFECT MY DAILY LIFE
  >> Reporter: DR. GENE 
  BARRISON RUNS THE CLAY
  CENTER FOR YOUNG
  HEALTHY MINDS?
  >> DO KIDS WORRY MORE 
  WHEN THEIR PARENTS ARE
  WORRIED?
  >> ANXIETY IS 
  CONTAGIOUS. 
  >> Reporter: HE TELLS 
  PARENTS TO ASK KIDS 
  WHAT THEIR CONCERNS 
  ARE, REMIND THEM -- 
  SHIELD YOUNG CHILDREN 
  FROM GRIM DETAILS 
  ABOUT THE VIRUS.
  >> TEENAGERS ON THE 
  OTHER HAND ARE MUCH 
  MORE CAPABLE OF 
  UNDERSTANDING THIS, 
  AND, IN FACT, IF WE'RE
  NOT HONEST WITH THEM, 
  YOU'RE GOING TO FIND
  OUT ANYWAY
  >> Reporter: IT'S OKAY
  TO SAY WE'RE ALL
  ANXIOUS.
  >> ABSOLUTELY.
  I WOULD EVEN SAY TO 
  SCHOOL-AGE KIDS, YEAH,
  I'M WORRIED.
  BUT WE'RE GOING TO GET
  THROUGH THIS
  AND WE'RE GOING TO GET
  THROUGH THIS TOGETHER.
  PERIOD
  >> Reporter: PERIOD.
  KATE SNOW, NBC NEWS,
  PHILADELPHIA. 
  >>> UP NEXT, WITH SO
  MANY CHOICES, THE 
  MASKS 
   >>> BY NOW THERE
  >>> BY NOW THERE'S NO 
  DOUBT THAT WEARING
  MASKS PROTECTS US ALL,
  AND SAVES LIVES.
  BUT WHICH MASKS ARE 
  THE MOST EFFECTIVE
  HERE'S KRISTEN
  DAHLGREN. 
  >> Reporter: THESE
  DAYS THE CHOICE OF
  FACE MASKS CAN BE 
  DIZZYING
  SO RESEARCHERS AT DUKE
  HEALTH SET OUT TO FIND
  WHICH MAY WORK BEST,
  TESTING 14 DIFFERENT
  TYPES WITH A SIMPLE 
  EXPERIMENT DESIGNED TO
  VISUALIZE SMALL 
  PARTICLES OF DROPLETS 
  SPRAYED DURING REGULAR
  SPEECH
  RESEARCHERS SAID THE
  SAME PHRASE.
  >> STAY HEALTHY,
  PEOPLE. 
  >> Reporter: FIRST
  WITH NO MASK
  NOTE THE FLASHES OF 
  LIGHT, THOSE ARE THE
  TINY PARTICLES WHICH
  COULD CONTAIN 
  CORONAVIRUS.
  >> IF EVERYONE WORE A 
  MASK THAT CREWLY
  BLOCKED THESE 
  PARTICLES WE WOULD
  REDUCE THE SPREAD OF
  THE TRANSMISSIBLE 
  DISEASE, LIKE 
  COVID-19
  NO QUESTION ABOUT IT. 
  >> Reporter: MEDICAL
  GRADE N-95 AND
  SURGICAL MASKS WORKED 
  WELL
  BUT MASKS WITH
  EXHALATION VALVES,
  COTTON MASKS WITH 
  SEVERAL LAYERS OF 
  MATERIALS DID WELL
  NOT A LOT OF DROP LETS
  GOT THROUGH.
  >> YOU DON'T NEED A 
  PERFECT MASK TO REDUCE
  COMMUNITY SPREAD. 
  >> BUT MANDAN IN AS 
  AND NECK GATORS DIDN'T
  DO WELL.
  THEY MAY PUT OUT
  MORE -- 
  >> MASKS WORK IF THEY 
  HAVE SEVERAL LAYERS OF
  GOOD FABRIC.
  IF YOU CAN SEE THROUGH
  IT, IT'S PROBABLY NOD YOU CAN 
  MUCH MORE OF OUR
  INTERVIEW WITH COLLIN 
  TOMORROW ON "TODAY."
  THAT'S "NIGHTLY NEWS,"
  I'M LESTER HOLT.
  THANK YOU FOR 
  WATCHING, EVERYONE
  PLEASE TAKE CARE OF 
  YOURSELF AND EACH 
  PLEASE TAKE CARE OF 
  YOURSELF AND EACH 
  OTHER.
