Authorities have confirmed that a 47-year-old Indian national was killed. Two helicopters have collided in Nepal’s Mount Everest region, killing at least one person and injuring two others. The crash happened on Tuesday as both aircraft were attempting to land just below Mount Everest base camp. Mount Everest is the world’s tallest mountain above sea level. Footage posted online shows more than a dozen people running to safety as the helicopters crashed into the ground following a collision.