Pyotr Lidov-Petrovsky, communications director of the Rossiya Segodnya International Media Group, Maria Butina, member of the Russian State Duma Committee on International Affairs, and Sergey Kochetkov, first deputy editor-in-chief of the Rossiya Segodnya International Media Group, take part in a rally in support of Sputnik Lithuania editor Marat Kasem, who was arrested in Latvia on accusation of having violated EU sanctions, in front of the Latvian embassy in Moscow.