The number of civilian casualties in war-torn Yemen has dropped by over 50 percent since a two-month truce took effect in early April, an aid group said on Wednesday. The Norwegian Refugee Council \- which has been providing food, shelter and other necessities to mitigate what the United Nations describes as the world’s worst humanitarian crisis – said civilian casualties totalled 95 in April, down from 213 in March, citing data from the Civilian Impact Monitoring Project. Real evidence that the truce in Yemen is working. It now offers a rare opportunity for peace and must be extended. https:/…