The US Supreme Court on Monday rejected an appeal by accused September 11 mastermind Khalid Sheikh Mohammed and two alleged accomplices that sought to revive plea deals which were later revoked. Mohammed and two others charged with involvement in the 2001 September 11 attacks – Walid bin Attash and Mustafa al-Hawsawi – struck pre-trial agreements to avoid the death penalty in 2024, during the administration of president Joe Biden. After criticism by some victims’ families, Biden’s defence...