In the early morning hours of Sunday, June 12, 2016, a man entered the Pulse, a gay nightclub in Orlando, Fla., and perpetrated the deadliest mass shooting in U.S. history, resulting in the deaths of 49 people and injuring at least 53 others.

Orlando Police officers direct family members away from a multiple shooting at a nightclub in Orlando, Fla., June 12, 2016.
AP Photo/Phelan M. Ebenhack