Putin lit a candle in memory of victims of the concert hall attack

In this photo from the Kremlin, Russian President Vladimir Putin lights a candle in memory of victims of the Crocus City Hall attack, at the Novo-Ogaryovo residence in the Moscow region, on March 24. Kremlin

Russian President Vladimir Putin lit a candle Sunday in memory of victims of the deadly attack at the Crocus City concert hall in Moscow region on Friday.

Putin also expressed deep condolences following the Moscow shooting, calling it a "barbaric terrorist act" in a video statement released Saturday.

More background: The deadly attack comes barely a week after Putin secured his fifth presidential term. A large-scale terror attack is damaging for a leader who portrays himself as someone able to guarantee order.