The Federal Aviation Administration says it has resolved a computer problem that caused widespread flight delays throughout much of the Northeastern U.S.
Airlines have cancelled 3,775 flights in preparation for the Northeast storm.
An airplane got stuck on the runway for nearly three hours at Pittsburgh International Airport Wednesday night.
The effects of sandy are also keeping a lot of travelers grounded here in Pittsburgh. Dozens of flights have already been canceled in and out of Pittsburgh and have left hundreds of travelers stranded.