Snapchatting climber summits Everest after 4 deaths on the mountain in a week

UPDATE — 9:41 p.m ET Cory Richards reached the summit of Mt. Everest on Monday evening, while Adrian Ballinger turned around before reaching the top. Both are safe, and Cory is now descending. Original Story: Two experienced climbers have been sharing their ascent up Mount Everest via Snapchat, and right now, they are making their final push to the summit of the tallest mountain on Earth. As an added challenge, Adrian Ballinger and Cory Richards are going for the summit — w