Corey Flintoff

Boris Nemtsov was murdered last February. Prosecutors indicted four men in the killing but they say the alleged mastermind is still at large. The opposition says the charges are part of a cover-up.

NPR has reaction from Russia, China and Brazil on the climate deal reached over the weekend in Paris.

Alexander III's remains have been exhumed for DNA tests to confirm the identities of two grandchildren. Historians say the Russian Orthodox Church wants to reaffirm its ties to the imperial family.

"Terrorists in Syria pose a special threat," Putin says. "Many people there are from Russia, and if they win in Syria, sooner or later they will come to Russia as well."

Russian finally acknowledged a terrorist plot brought down a Russian jetliner over Egypt last month. In Paris, the Muslim community worries there will be a backlash against them after the attacks.

Russia has been provisionally suspended by international track and field's governing body. The decision could keep Russian athletes out of next year's Olympic Games in Brazil.

Russia responded angrily to the report which said there is alleged widespread drug use by the country's track and field athletes, and corruption in Russia's main sample testing laboratory.

The latest information on the Russian airliner that crashed in Egypt. All 224 people on board were killed.

Syrian president Bashar al-Assad has visited Moscow in his first trip outside his country since the war began there nearly five years ago. Russian President Vladimir Putin told him that Russia's military intervention in Syria will lead to a political solution, which will keep Assad in power.

Russia says its commitment there is limited, but some analysts are skeptical and warn Russia may find it increasingly difficult and expensive to maintain its Syrian operation.