Sir Keir Starmer is under growing pressure to call for a ceasefire in Gaza after a string of senior Labour figures broke ranks to challenge his stance. London mayor Sadiq Khan, Scottish Labour leader Anas Sarwar and Greater Manchester mayor Andy Burnham are among those who want the Labour leadership to strengthen its position and back a full cessation of violence between Israel and Hamas. Sir Keir is united with Rishi Sunak, the US, and most recently the EU in pushing for "humanitarian pauses" in the fighting, while supporting Israel's right to defend itself against the militants who launched a...