New Delhi, July 11 -- RAFAH - Diaa Mansour was in the truck directly behind when the soldiers appeared. The convoy had stopped on the Philadelphi corridor, a military road along Gaza's southern edge, because one of the four trucks had broken down shortly after crossing into Gaza through Kerem Shalom. An Israeli soldier ordered the drivers to step down from their vehicles. Ahmad Nasser Esleem did. He raised his hands. The soldier shot him in the head.

Esleem was 30, from Deir al-Balah. His wife had given birth to their second child one month earlier. He had been driving for World Central Kitchen, the international food charity, on a convoy that the organisation had fully coordinated with the United Nations World Food Programme before ente...