US Secretary of State Antony Blinken arrived in Saudi Arabia on Monday for another Middle East crisis tour, hoping to secure a new truce to Israel’s war on Gaza which has persisted amid ceasefire proposal. On his fifth trip to the region since Hamas’s 7 October attack on southern Israel, Blinken landed in Riyadh and was later expected to visit Israel and mediators Egypt and Qatar. Ahead of the trip he stressed the need for “urgently addressing humanitarian needs in Gaza”, after aid groups have repeatedly sounded the alarm over the devastating impact nearly four months of war have had on the be…