GoKawiilFAA orders nationwide ground stop for all departing flights
The Federal Aviation Administration halted all departing U.S. flights at 3:54 p.m. ET Friday, citing 'extraordinary circumstances' and safety reasons, while allowing inbound international flights to be handled case by case. At the time of the order, more than 4,000 flights bound for U.S. airports were already airborne, according to Flightradar24.