Missed warning signs emerge in Florida school shooting
Nikolas Cruz, 19, a former student at Marjory Stoneman Douglas High School in Parkland, Florida, where he allegedly killed 17 people, is seen on a closed circuit television screen during a bond hearing in front of Broward Judge Kim Mollica at the Broward County Courthouse on February 15, 2018 in Fort Lauderdale, Florida. Pool / Getty Images PARKLAND, Fla. — The…