The UK prime minister, Rishi Sunak, told MPs at a liaison committee that too many civilians were "dying" in Gaza but rebuffed questions on whether Israel had violated international humanitarian law or whether it was responsible for the death toll during a tense exchange with the Conservative foreign affairs select committee chair, Alicia Kearns Gaza diary, part 35: ‘You find underwear at a library and glue at a spice shop’ MPs clash in Commons as government urged to back instant Gaza ceasefire Israel-Gaza war – live updates