Tens of thousands came to Washington, D.C., for the parade, which was meant to honor the 250th birthday of the U.S. Army, but also happened to fall on Trump's 79th birthday.

Police said that Arturo Gamboa, 24, never shot his rifle, but that he was arrested on a murder charge and accused of creating the dangerous situation that led to the death of protester Arthur Folasa ...

Arthur Folasa Ah Loo, 39, was killed during the incident. Police called him an “innocent bystander.”