A briefing by Norfolk Police has just taken place and officers have said that work will continue right through the night with a view to removing the bodies of the four dead Airmen at first light.
Officers also said the undamaged helicopter, which landed to help their colleagues, has not been moved for fear that vital evidence would be disturbed.
Police also said the coast road near to the site will remain closed for several days. They have also urged the public to stay away from the area.
RAF Marham's station commander has spoken about the base's role in the investigation into last week's helicopter crash in north Norfolk.
Churches in our region have been lighting candles in memory of the American air crew killed when their helicopter crashed in Norfolk.
Last year the US Airforce published a story on the importance of helicopter training missions.