>> There's this grievance that's
eating away at Vladimir Putin.
>> The FBI detected more
attempts to hack...
>> Russian hackers are behind
those attacks...
>> America in the crosshairs...
>> This is the first time they
have gone out and weaponized
that information.
>> He's going to employ whatever
means he can to undermine the
United States.
>> In a two night special
investigation, the epic inside
story of Putin's Revenge.
