Helicopters fighting Greece wildfires collide in mid-air
Video of the incident shows one of the helicopters hitting the propellers of the other, which bursts into flames.
Video of the incident shows one of the helicopters hitting the propellers of the other, which bursts into flames.
This article was originally published at: https://www.bbc.co.uk/news/articles/c1417713ve6o?at_mediu...