A 6.7 magnitude earthquake struck India and Nepal on Sunday as an aftershock from the 7.9 quake on Saturday that killed 1,900 people. Indian mountaineer Arjun Vajpai reported the aftershock from Mount Makalu base camp, where screams and the sound of an avalanche were heard over the phone. Romanian climber Alex Gavan tweeted that the aftershock triggered three avalanches at the Everest base camp.