Ryan Petty, whose 14-year-old daughter Alaina was killed in the Marjory Stoneman Douglas High School shooting, joined by lawmakers and fellow gun violence survivors, speaks during a news conference to discuss the Stop School Violence Act outside the U.S. Capitol in Washington, D.C. on March 13, 2018. The act is designed to help schools and communities stop violence before it happens by providing resources focused on early intervention and school safety infrastructure. Photo by Kevin Dietsch/UPI