Israel is supporting armed groups of Palestinians in Gaza in what it says is a move to counter Hamas. But officials from the U.N. and aid organizations say the military is allowing them to loot food and other supplies from their trucks.

The Gaza Humanitarian Foundation said it was working to improve operations, a day after health workers said at least 27 Palestinians were killed near a distribution center.

The distribution of aid from a controversial new US- and Israel-backed organization into Gaza was paused for 24 hours on Wednesday after Palestinians en route to a distribution site came under fire for three straight days,