School violence

FILE - In this Jan. 28, 2013, file photo, firearms training unit Detective Barbara J. Mattson, of the Connecticut State Police, holds up a Bushmaster AR-15 rifle made by Remington Arms, the same make and model of the gun used by Adam Lanza in the December 2012 Sandy Hook School shooting, during a hearing of a legislative subcommittee in Hartford, Conn. On Tuesday, Aug. 18, 2020, a lawyer for some of the Sandy Hook school shooting victims accused Remington Arms of using its new bankruptcy case to try to wipe out the families' lawsuit against the company over how it marketed the rifle used in the massacre. (AP Photo/Jessica Hill, File)

FILE- In this Oct. 21, 2019 file photo, former Broward County Sheriff Scott Israel appears before the Senate Rules Committee concerning his dismissal by Gov. Ron DeSantis, in Tallahassee, Fla. Israel is running against Sheriff Gregory Tony in the upcoming Florida primary. (AP Photo/Steve Cannon, File)

Education Secretary Betsy DeVos arrives for an event in the State Dining room of the White House, Wednesday, Aug. 12, 2020, in Washington. A federal judge on Wednesday allowed the Education Department to move forward with new rules governing how schools and universities respond to complaints of sexual assault. DeVos said the ruling is “yet another victory for students and reaffirms that students’ rights under Title IX go hand in hand with basic American principles of fairness and due process.” (AP Photo/Andrew Harnik, File)

Lisa Fitzgerald O'Connor poses for photographs at M.S. 324 Thursday, Aug. 6, 2020, in New York. It has been seven years since the central air conditioning system worked at the New York City middle school where O’Connor teaches. As a new school year approaches amid the coronavirus pandemic, she and her colleagues are threatening not to return unless it's repaired. (AP Photo/Frank Franklin II)

FILE- In this Feb. 17, 2018 photo, Kimberly and James Snead recount the day of the shooting at Marjory Stonemason Douglas High School in Parkland, Fla., where 17 people were killed in a mass shooting. The Snead's, who had taken suspected gunman Nikolas Cruz in their home after his mother died, told the Sun-Sentinel newspaper they had no idea the extent of Cruz's issues. In a letter released Tuesday, July 28, 2020, that is part of a legal agreement to settle numerous civil lawsuits, the Snead's said they were wrong in allowing Cruz to store his firearms in their home, including the AR-15 used in the mass shooting. (Susan Stocker/South Florida Sun-Sentinel via AP, File)

FILE - In this May 8, 2019, file photo, a Douglas County, Colo., Sheriff's deputy walks past the doors of the STEM Highlands Ranch school in Highlands Ranch, Colo. The younger of two students charged in the shooting at the suburban Denver school in the spring of 2019 is scheduled to be sentenced Friday, July 24, 2020. The decision will come after a hearing in which those impacted by the shooting, including the parents of a student who died trying to stop the attack at STEM School Highlands Ranch, will speak. (AP Photo/David Zalubowski, File)