David Boern News Today

Causing the accident. its so heartbreaking just even to see this. >> it really is. aeronautical experts have said that possibly the sun was a factor. this is very close to the andes mountain range which separates argentina and chile. the sun was just setting, this was monday afternoon. and the pilots were moving toward the sun. so they think that possibly plus a wind gust maybe brought the two helicopters close together. one clipped the other and then lost control and crashed. >> peter thank you...