At least three sherpa climbers went missing in a crevasse when they were heading for Camp I from the base camp this morning, a source at the base camp said. Sherpas still missing in Khumbu icefall region Sherpa climbers missing in Everest crevasse unlikely to be found The incident occurred between Camp I and the base camp when Sherpa climbers headed to Camp I carrying expedition logistics, the source confirmed. "Three Sherpa climbers have gone missing in a crevasse when the icefall route collapsed this morning," a source told THT from the base camp. Efforts are underway to search and rescue the missing climbers, the source added.