In the oil rich Abyei region of Sudan, more fierce fighting has killed 22 government soldiers.
It is not known how many rebels died.
The fighting, which flared despite a recent ceasefire, threatens a fragile peace accord supposed to end decades of civil war.
Al Jazeera's Dan Nolan has the latest.
Interview with Newton Kanhema of the Zimbabwe Independence Assistance Network talks about Zimbabwe's Prime Minister Morgan Tsvangirai's U.S. visit.