LAKE WORTH, FL (WFLX) - Rescue crews are investigating a deadly aircraft crash in Palm Beach County.
UPDATE: The Palm Beach County Sheriff's Office has identified the victims of Monday's plane crash as David Whitney, 64, of Lake Worth and William Mahn, 66, of Jupiter.
PREVIOUSLY: According to the Palm Beach County Sheriff's Office, the crash happened in the Loxahatchee National Wildlife Refuge near Lee Road and South State Road 7.
The sheriff's office posted on social media that two people died in the crash. Investigators have not determined their identities.
The plane took off from the Lantana Airport, according to the Federal Aviation Administration. It is not clear if that was the plane's point of origin.
The FAA said that local authorities told them that two people were on board the aircraft.
The agency says it does not yet have the aircraft type or registration number.
Ron Bradshaw says he was the first person on the scene. "I heard the props go.....and it must have nose-dived in and boom that was it."
He added, "I ran up the levee and went down the other side and there was nothing I could do."
Juanita Longwell, who was visiting the refuge, said one by one fire trucks started to roll in. "We saw all the rescue vehicles start coming in with their blinkers and fire trucks and rescue trucks and everything and so they just kept coming and coming and we said, ‘holy Mac, what's happening?' "
Rescue crews needed an airboat to get near the wreckage.
The FAA has arrived on the scene, according to the sheriff's office and the NTSB has been notified.