DALLAS, TX - JULY 09: A small memorial stands near an area that is still an active crime scene in downtown Dallas following the deaths of five police officers on Thursday evening on July 9, 2016 in Dallas, Texas. Five police officers were killed and seven others were injured in the evening ambush during a march against recent police involved shootings. Investigators are saying the suspect is 25-year-old Micah Xavier Johnson of Mesquite, Texas. This is the deadliest incident for U.S. law enforcement since September 11. (Photo by Spencer Platt/Getty Images)
