The United States accused Russia at the United Nations on Monday of funding the two warring parties in Sudan, an apparent step up from Washington's previous assertion that Moscow was playing both sides of the conflict to advance its political objectives.

The Treasury Department announces sanctions against the leader of Sudan’s Rapid Support Forces and accomplices, drawing attention to scale of carnage in Darfur.

The U.S. government has determined that Sudan's RSF paramilitary force and its allies have committed genocide in the country's raging civil war.