Trump says he supports "red flag laws" as means of gun control Donald Trump addressed the nation on Monday in the wake of two deadly mass shootings in El Paso, Texas and Dayton, Ohio over the weekend. He blamed violent video games and mental health for the shooting and called for "red flag laws" as a measure of gun control. Weijia Jiang and Caitlin Huey-Burns joined CBSN to break down the president's response to the shootings, as well as that of 2020 candidates.