Gotti watched the hit from his car with Gravano .
The evening of the meeting , when the boss and underboss arrived , they were ambushed and shot dead by assassins under Gotti 's command .
Gotti watched the hit from Gotti 's car with Gravano .
The evening of the meeting , when the boss and underboss arrived , they were ambushed and shot dead by assassins under Gotti 's command .