A displaced boy is seen in a school where hundreds of families are seeking refuge after fleeing their homes in Tripoli, Libya, on May 7, 2019. According to the World Health Organization (WHO) on Monday, a total of 432 people have been killed, 2,069 others injured and 50,000 displaced in the fighting between the UN-backed Libyan government and the east-based army in and around the capital Tripoli. (Xinhua/Amru Salahuddien)