Nikolas Cruz

Florida shooter Nikolas Cruz used his backyard for target practice just months before he killed 17 students this week. This video, shot in October by a neighbor, shows Cruz in his backyard shooting what appears to be a BB gun, wearing a "Make America Great Again" hat. The neighbor says cops were…

There has been a run on bulletproof backpacks in the aftermath of the slaughter at Marjory Stoneman Douglas High School ... TMZ has learned. A company called Bullet Blocker sells the fortified knapsacks for anywhere between $200 and $500. We're told the company sold 500 of the bags Thursday, a 30%…