A report by the US Air Force had found that "multiple bird strikes" caused an RAF Lakenheath helicopter to crash at Cley-next-the-Sea in Norfolk in January this year.
Four American servicemen died during the collision.
The report says the pilot and co-pilot were knocked unconscious by the bird strikes.
More details to follow
More top news
Officers investigating the murder of two people in Colchester have carried out a new search of the River Colne based on new information.
A dry evening with light winds, but soon turning cloudy with outbreaks of rain and increasing winds arriving by late evening.
A 16-year-old boy accused of killing two people in Colchester has appeared in court today.