The Freedom of Russia Legion is the other group that claims to have been involved, and also portrays itself as Russians who are fighting for Ukraine and against Putin. The legion says on its website that it was formed last spring “out of the wish of the Russians themselves to fight against Putin’s armed gang in the ranks of the Armed Forces of Ukraine.” The group calls on Russian soldiers and officers to join them in the fight for “Free Russia.” It claims to be officially recognized by Ukraine’s army, and fighting “under the leadership of the Ukrainian command.” The...