Nepalese participate in a candle light vigil for victims of last week's earthquake in Kathmandu, Nepal, Saturday, May 2, 2015. The magnitude-7.8 earthquake killed thousands of people and the U.N. has estimated the quake affected 8.1 million people, more than a fourth of Nepal's population of 27.8 million. (AP Photo/Niranjan Shrestha) Photo: AP / AP