School violence

Police officers respond to a shooting at Bellaire High School, Tuesday, Jan. 14, 2020, in Bellaire, Texas. (Melissa Phillip/Houston Chronicle via AP)

FILE - In this Oct. 21, 2015, file photo, students walk on the Massachusetts Institute of Technology campus in Cambridge, Mass. Disgraced financier Jeffrey Epstein donated more than $700,000 to the Massachusetts Institute of Technology and visited campus at least nine times after being convicted of sex crimes in 2008, according to new findings from a law firm hired to investigate Epstein's ties with the elite school, Friday, Jan. 10, 2020. MIT President L. Rafael Reif called the findings “a sharp reminder of human fallibility and its consequences.” ( AP Photo/Michael Dwyer, File)

In this Nov. 27, 2019 photo, Patrice Gaudensio, a refugee artist from South Sudan poses for a portrait during an exhibition titled "Beyond Borders," featuring work by refugee artists, at Art Cafe in Cairo, Egypt. Gaudensio said he and his wife have experienced racism and discrimination several times in Cairo streets. Hundreds of thousands of sub-Saharan African migrants call Cairo their temporary home. Many have fled deadly violence or dire poverty at home only to face racist harassment, violence and rape in the megacity of some 20 million people. (AP Photo/Maya Alleruzzo)

FILE- In this Sept. 5, 2018, file photo conspiracy theorist Alex Jones speaks outside of the Dirksen building of Capitol Hill in Washington. On Dec. 20, 2019, a Texas judge ordered Jones to pay $100,000 in legal fees in another setback to the Infowars host, who is being sued by families of children killed in the 2012 Sandy Hook school shooting for calling the attack a hoax. (AP Photo/Jose Luis Magana, File)

FILE - This undated file photo provided by Matthew Westmoreland shows Riley Howell. The North Carolina college student hailed by police as a hero for preventing more injuries and deaths after a gunman opened fire in a classroom in April 2019 has been immortalized as a Jedi by the production company for the Star Wars franchise. (Matthew Westmoreland via AP, File)

Florida school shooting defendant Nikolas Cruz appears in Judge Elizabeth Scherer's courtroom at the Broward Courthouse, Thursday, Dec. 19, 2019, in Fort Lauderdale, Fla. The trial of Parkland school shooting defendant Nikolas Cruz was delayed Thursday until at least next summer, when he will face a death penalty case stemming from the February 2018 massacre that left 17 people dead. (Michael Laughlin/South Florida Sun-Sentinel via AP, Pool)