NAIROBI - Exhausted and terrified, Americans and other foreign nationals have been struggling to escape the fighting in Sudan, cramming into crowded port terminals, squeezing onto filthy buses and begging strangers for a ride to an airport in a desperate bid to reach safety.
The United States, like other governments, has already evacuated its diplomats and their families, but tens of thousands of other foreign citizens remain behind amid fierce battles between the Sudanese military and a rival paramilitary group that erupted nearly two weeks ago.
