After NYC's deadliest mass shooting in decades...We’re reairing our most comprehensive investigation into gun violence to date. TONIGHT: “UNDER THE GUN” PART 2 - an unfiltered look inside into gang life, straight from some of the most feared prisons in the Tri-State. Last night, we showed you the numbers. Tonight, meet the men behind the trigger. Senior reporter @TaraRosenblum goes back behind bars to interview convicted killers. From MS-13 to the Latin Kings, they reveal how they got their guns, why they pulled the trigger, and what they say could have stopped them. Tonight only on News 12. . . . #News12 #UnderTheGun #TurnToTara #GunViolenceCrisis #NYCshooting #Crime