Surrounded by members of federal, state and local agencies, Orlando Mayor Buddy Dyer speaks at a press conference to provide an update on the assistance being provided to victims' families at the Orland Family Assistance Center, at Camping World Stadium, June 17, 2016 in Orlando, Florida. The shooting at Pulse Nightclub, which killed 49 people and injured 53, is the worst mass-shooting event in American history. (Drew Angerer / Getty Images)