At least 45 people were killed in Israeli strikes on a camp for displaced people in Rafah, the Gaza health ministry said Sunday. Israel claimed it killed two senior Hamas officials. Follow for live updates.

Israel pledged Monday to investigate its airstrike in Rafah that Palestinian officials said resulted in the deaths of dozens of civilians, which Israel’s leader called a “tragic mistake,” as it held urgent talks with Egypt after a rare cross-border clash left an Egyptian officer dead.