British police said on Wednesday they would be working with the U.S. Air Force ascertain the reasons for US Air Force helicopter crash on Tuesday.
“We will be working with our partners at the Ministry of Defence, Air Accident Investigation Branch and U.S. Air Force to gather all evidence from the scene and then recover the aircraft,” said the Chief Superintendent of local police force.
“This is difficult terrain with marshland and tides coupled with wreckage containing munitions covering a large area,” he said in a statement.
A 400-metre area around the crash site remained cordoned off to preserve public safety.
The US military helicopter crashed in rural eastern England on Tuesday, killing all four crew members onboard, according to a statement by US Air Force.
The US Air Force helicopter ‘Pave Hawk’ was at a low-level training mission along the Norfolk coast when it crashed at around 1800 GMT on Tuesday.
The cause of the crash was not known immediately.
According to the statement, the names of the four airmen would be released 24 hours after their families had been informed.