The United States and Iran have narrowed their differences in nuclear weapons negotiations, President Barack Obama said in the face of a renewed Republican warning on Sunday that any deal will face a tough congressional review.
Huge gaps exist in the emails former U.S. Secretary of State Hillary Clinton has provided to a congressional committee investigating the 2012 attack on a U.S. consulate in Benghazi, Libya, the panel's chairman said on Sunday.
Russian authorities said on Sunday they had charged two men over the killing of Kremlin critic Boris Nemtsov and said one of them was a former senior policeman from the mainly Muslim region of Chechnya who had confessed to involvement in the crime.