The United States is working with both sides in Sudan’s war for a possible humanitarian truce, a US envoy said on Monday, while International Criminal Court (ICC) prosecutors said they are trying to preserve evidence from last week’s rampage through a besieged city in the Darfur region. The latest alleged atrocities in famine-hit El-Fasher “are part of a broader pattern of violence that has afflicted the entire Darfur region” and “may constitute war crimes and crimes against humanity”, the ICC...