Flights in and out of Reagan National Airport in the Washington, D.C., area resumed around midday Monday after a morning fire alarm in the control tower halted all traffic.

Passengers flying through Ronald Reagan Washington National Airport on Saturday will experience delays as the Army celebrates its 250th birthday with a parade and flyover in Washington, DC.

WASHINGTON — Ground stops have been lifted at all three DC-area airports after air traffic control had ordered planes to stay on the runway for a good part of a four-hour period Thursday evening.