In this Saturday, April 11, 2015 photo, tents are seen set up for climbers on the Khumbu Glacier, with Mount Khumbutse, center, and Khumbu Icefall, right, seen in background, at Everest Base Camp in Nepal. More medical staff has been placed at Mount Everest's base camp, and the government has set up a full-time office tent at the camp, with officials providing security, settling disputes among climbers and monitoring the activities of the hundreds of climbers and guides at the camp. Climbers from four teams have already been issued permits allowing them to climb the 8,850-meter (29,035-foot) peak, another 11 written applications are pending and more applications are expected in the next few days, said Gyanendra Shrestha, an official at Nepal's Mountaineering Department.