Philadelphia Inquirer interviews McWhirter about AR-15 after assassination attempt

Philadelphia Inquirer reporter Aliya Schneider published an interesting story, "Donald Trump’s shooter used the most popular rifle in America. The AR-15 and Pennsylvania, explained," discussing the attempted assassination of former President Trump and the weapon that the shooter used, the AR-15. She interviewed Cameron McWhirter, coauthor of American Gun: The True Story of the AR-15 about the gun and past mass shooting events involving the rifle in Pennsylvania.