The FAA confirmed that the part found in the driveway of a Raleigh, North Carolina, home was a piece of a wing flap that belonged to Delta Flight No. 3247, a Boeing 737-900.

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

The FAA said it is working to determine if an aircraft part found in a Raleigh driveway belongs to a Delta 737.