WASHINGTON, DC - JUNE 13: Flags have been lowered to half staff on the Washington Monument grounds to honor those killed by a lone gunman at a night club in Orlando, June, 13, 2016 in Washington, DC. President Obama ordered flags to be lowered on all government buildings after 50 people were killed at the Pulse night in Orlando, Florida in the early hours of Sunday morning. (Photo by Mark Wilson/Getty Images)
