Multiple aid workers were killed after a bus was attacked in Gaza on Wednesday night, according to a US-backed humanitarian aid organization which accused Hamas of carrying out the assault.

Israeli firing and airstrikes killed at least 45 Palestinians across the Gaza Strip, many of them near an aid distribution site operated by the U.S.-backed Gaza Humanitarian Foundation on Saturday, local health authorities said.

Gaza's Hamas-run police force said it killed 12 members of an Israeli-backed militia after detaining them early Thursday. Hours earlier, an Israeli- and U.S.