Refuting claims, Ukrainian President Volodymyr Zelenskyy said in his nightly video address on Saturday that Russian President Vladimir Putin was seeking ways to divert blame for a massacre at a concert hall near Moscow on Friday (March 22).Refuting claims, Ukrainian President Volodymyr Zelenskyy said in his nightly video address on Saturday that Russian President Vladimir Putin was seeking ways to divert blame for a massacre at a concert hall near Moscow on Friday (March 22).