After this week’s deadly mass shooting in Manhattan, we're re-airing Part 3 of Under the Gun. We take you inside America’s busiest crime lab. We speak with some of the nation’s top gun experts. We also confront the brutal reality of what’s driving this crisis in our streets. From grieving families to convicted killers, our senior reporter @Tara Rosenblum exposes the human cost and the fight for solutions. A 'Turn To Tara' Investigation tonight - Only on News 12. . . . #UnderTheGun #TurnToTara #GunViolenceCrisis #News12 #CrimeLab #CommunitySolutions