Record 274 climbers scale Mt Everest in a single day, video shows overcrowding at base

As many as 274 climbers scaled Mount Everest on Wednesday, setting a record for the highest number of ascents in a day from the Nepali side. However, this has caused overcrowding at the base camp with hundreds of more climbers expected to head for the summit in coming weeks. A viral video shows hundreds of climbers lined up at base.