"This investigation is ongoing. I expect you will see charges filed shortly, the charges should be self-evident, given the conduct. But as you'll hear, there will be multiple charges around the shooting, around the possession of firearms, and anything else that we can get on this guy," Blanche told reporters.
Earlier, Trump was evacuated from the Washington Hilton hotel, where the White House Correspondents' Association Dinner was being held, after shots were heard inside the building.