Rebels and government forces missed a deadline for forming a transitional government.
“This crisis must be ended swiftly through a negotiated settlement," she said.
A spokesperson urged negotiators to make “rapid, tangible progress.”
The comments came one day ahead of scheduled peace talks in Ethiopia.
Gunfire hit their aircraft during a mission to evacuate Americans in South Sudan.
Americans in South Sudan are advised to “depart immediately."
President Obama said Thursday he “welcomes” the cease-fire agreement in South Sudan, a country he...
The Obama administration is coming under criticism for its arms exports and military aid policies,...
U.S. Ambassador to South Sudan Susan Page remains in Juba.
The State Department said Americans were flown out on U.N. and U.S. civilian helicopters.
The State Department said citizens departed on three flights amid an outbreak of violence.