Aug. 15 (UPI) -- Ronald Reagan National Airport in Washington, D.C., experienced a brief power outage Wednesday night that caused widespread delays and some cancellations.
The outage occurred at about 9:45 p.m. and a backup generator was powered up about an hour later.
Stranded airport customers posted photos online of a darkened airport.
Metropolitan Washington Airports Authority spokesperson Andrew Trull said inbound and outbound flights were temporarily suspended due to the outage, Fox 5-TV reported.
The airport staff said on Twitter power was eventually restored at 11:13 p.m.
The total number of flights affected will be known Thursday.