Shifa Hospital said the dead and wounded were among crowds massed at the Zikim Crossing, the main entry point for humanitarian aid to northern Gaza.

Israeli troops opened fire on Gazans seeking food aid in the territory, killing at least 32 people, the Palestinian health ministry and witnesses said.

American contractors guarding aid distribution sites in Gaza are using live ammunition and stun grenades as hungry Palestinians scramble for food, according to accounts and videos obtained by The Associated Press.