Tom McGhee, Denver PostColorado climbers remain on Everest as rescue efforts continue after a massive earthquake killed more than 2,500 people in Nepal and Asia, reportedly including Denver-born filmmaker Tom Taplin. Jim Davidson, who co-authored a book about a fatal mountain-climbing accident, was among those on Mount Everest when a 7.8-magnitude earthquake struck, triggering an avalanche that swept away a critical climbing route over a glacier. "Laying in tent trying to fall asleep but kept awake by rumble of another avi!