Capitol Police say there is ‘no threat at the Capitol,’ issue all-clear after evacuation

UPDATE:

WASHINGTON (AP) — Capitol Police say there is 'no threat at the Capitol,' issue all-clear after evacuation.

ORIGINAL: WASHINGTON (AP) — U.S. Capitol Police have ordered the evacuation of the Capitol complex, saying they are "tracking an aircraft that poses a probable threat." The alert was sent to congressional staffers Wednesday evening. Police provided no additional information.