At least 15 people have been killed and 70 injured in an attack on a refugee camp school in Gaza City, according to the Gaza health ministry. U.S. Secretary of State Antony Blinken has arrived in Jordan to meet with key Middle East leaders in an attempt to ease the plight of civilians caught in the fighting, which has killed over 200 people in Gaza and 10 people in Israel since May 10th. The United Nations has called for an immediate ceasefire.