Via – The Associated Press

A U.S. Air Force fighter plane with one pilot on board crashed into the North Sea on Monday. *UPDATE: The pilot has been found dead a RAF Lakenheath spokesperson has confirmed.

The F-15C Eagle from the 48th Fighter Wing was on a routine training mission from RAF Lakenheath when it crashed at 9:40 a.m. The cause of the crash wasn’t immediately clear.

U.K. search and rescue authorities are taking part in the search of the crash site. Coast guard officials said in a statement that they received reports the plane went down 74 nautical miles off Flamborough Head on the Yorkshire coast.

A helicopter and lifeboats have been deployed.

“Other vessels nearby are heading to the area,” the coast guard said in a statement.

Lakenheath is a Royal Air Force base that hosts the U.S. Air Force’s 48th Fighter Wing, known as the Liberty Wing. The base is about 80 miles (130 kilometers) northeast of London.

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