gun

SPRINGFIELD, Mo. (AP) — Five days after 22 people were killed at a Walmart store in El Paso, Texas, panicked shoppers fled a Walmart in Springfield, Missouri, after a man carrying a rifle and wearing body armor walked around the store before being stopped by an off-duty firefighter.

Republican Mitt Romney and Democrat Jenny Wilson debate at Southern Utah University Oct. 9. Romney and Wilson are running to fill the U.S. Senate seat currently held by Orrin Hatch (R-Utah), who is retiring at the conclusion of this term. (James Dobson, Associated Press)

This undated photo provided by the Upper Darby Police Department in Upper Darby, Pa., shows An Tso Sun, a Taiwanese exchange student charged with making terroristic threats after he was arrested for threatening a shooting at his high school, Monsignor Bonner and Archbishop Prendergast Catholic High School in Drexel Hill, Pa. Police said Wednesday, March 28, 2018, that Sun had researched how to buy weapons, and that a military-style ballistic vest, ammunition clip pouches, a high-powered crossbow and live ammunition were found in his bedroom in Lansdowne, Pa. Sun is in custody in Delaware County Prison in Thornton, Pa., in lieu of $100,000 bail. (Upper Darby Police Department via AP)

This undated photo provided by the Willey family shows Jaelynn Willey. A teenager armed with a handgun shot and critically wounded Willey inside a Maryland school on Tuesday, March 20, 2018, and the shooter was killed when a school resource officer confronted him moments after the gunfire erupted. A third student was in good condition after he was shot. (Courtesy of the Willey family via AP)

Maryland school shooting victim has died

Andre Young, who says he is a cousin of shooting victim Stephon Alonzo Clark, holds his head in his hands during a demonstration, Thursday, March 22, 2018, over the shooting death of Clark by Sacramento Police, in Sacramento, Calif. The police said two officers were responding to a call of a man breaking at least three vehicle windows Sunday night. Clark, who was unarmed, was shot in the backyard of his grandparent's home, where he was staying. Video footage released Wednesday shows the officers yelling that Clark had a gun before firing. No gun was found at the scene. (AP Photo/Rich Pedroncelli)

University of Texas at Austin Anthropology professor Pauline Strong posts a sign prohibiting guns at her office on the first day of the new campus-carry law Monday, Aug. 1, 2016. The law pushed by Gov. Greg Abbott and the Republican legislative majority will make Texas one of a handful of states that guarantee the right to carry concealed handguns on campus. (Jay Jenner/Austin American-Statesmanvia AP)

Members of the community pray before the start of the Kalamazoo Community Prayer Service at Centerpoint Church on in Kalamazoo, Mich., Sunday, Feb 21, 2016. A gunman who seemed to choose his victims at random opened fire Saturday outside an apartment complex, a car dealership and a restaurant in Michigan, killing six people in a rampage that lasted nearly seven hours, police said. (Associated Press)

Parents and others wait near a high school in Glendale, Ariz., to be reunited with students after police say two female students died in a shooting at the school in a Phoenix suburb. (Associated Press)