Sudan 'horror knows no bounds', says UN, as deaths in Darfur rise / UN chief 'appalled' by escalating violence, displacement in Sudan's North Darfur / More than 480 civilians killed in Sudan's North Darfur over two weeks: UN / European weapons in Sudan (1/5): Bulgarian mortar shells in Darfur's desert / Airstrike kills at least 70 in North Darfur capital as Sudan's civil war rages / Threat of RSF invasion looms over el-Fasher in Sudan's Darfur / Russia investigates the claimed shoot-down of a cargo jet in Sudan's Darfur region / UN chief calls on Sudanese paramilitary leader to end siege of North Darfur city / Sudan siege bears hallmarks of brutal Darfur war