Reply(1) A sheriff's officer watches as students get off buses after being evacuated to the Recreation Center at Northridge after at least seven students were injured during a shooting at STEM School Highlands Ranch on May 7, 2019. (Photo by Michael Ciaglo/Getty Images) ACROSS AMERICA — Students and parents who saw something amiss about another student's behavior spoke up and likely saved lives. the U.S. Secret Service said in a new report on school violence released this week. In its report titled "Averting Targeted School Violence," the Secret Service's National Threat Assessment Center studied 67 thwarted school violence plots, as well as the motives and backgrounds of 100 students who intended to carry out the plots.