FILE - Palestinians line up for a meal in Rafah, Gaza Strip, Thursday, Dec. 21, 2023. The United Nations appealed for $2.8 billion on Tuesday, April 17, 2024, to provide desperately needed aid to 3 million Palestinians, stressing that tackling looming famine in war-torn Gaza requires not only food but sanitation, water and health facilities. (AP Photo/Fatima Shbair, File)