Officials say the crew aboard the Delta flight from Atlanta to North Carolina had no idea that part of the plane's wing fell off until after landing.

Part of a wing flap of a Delta Air Lines plane that departed from Atlanta late Tuesday was later found on a driveway in Raleigh, North Carolina, according to the Federal Aviation Administration. That part came from

ER, operated by Delta, lost part of its wing flap during flight from Atlanta to Raleigh-Durham, landing safely with 109 passengers.