Suspected Great Mills Shooter, a Teen, Used a Handgun. It’s Tough for Adults to Buy One in MD

The gun used by the suspected teenage shooter at a St. Mary’s County high school is difficult for adults to buy under Maryland’s tough gun laws.

Law enforcement officials said Austin Wyatt Rollins, 17, used a 9mm Glock handgun in an attack Tuesday morning at Great Mills High School that left him dead and two other teenagers injured.