Nepali Prime Minister KP Sharma Oli addresses a memorial service to mark the fourth anniversary of 2015 earthquake at Hanumandhoka Durbar Square in Kathmandu, Nepal, April 25, 2019. April 25 this year marks the fourth anniversary of a deadly earthquake in the country that killed around 9,000 people and made over a half million people homeless. (Xinhua/Sunil Sharma)