Since the Parkland shooting left 14 students and three staff members dead, gun violence at schools has only risen.
There were at least 136 instances of gunfire on school grounds between Aug. 1 and Dec. 31, according to a tally last week by the gun control advocacy group Everytown for Gun Safety.
RELATED: Threats follow Michigan school shooting, prompt Oxford High closure: 'They're terrorizing people'
Vi har oppsummert denne nyheten slik at du kan lese den raskt. Er du interessert i nyhetene kan du lese hele teksten her. Les mer: