What happened at Parkland: The Stoneman Douglas High School shooting
February 14, 2020 at 03:34 AM EST
Two years ago, 19-year-old Nikolas Cruz, a former student at Marjory Stoneman Douglas High School in Parkland, Fla., entered his old school armed with a semiautomatic AR-15 rifle and opened fire at students and teachers who were preparing to go home for the day, authorities said.
