Opposition leader Sergei Udaltsov, right, speaks to the media during a trial of his assistant, leftist activist Konstantin Lebedev in Moscow, Thursday, Oct. 18, 2012. Russia's top inves

 

              Opposition leader Sergei Udaltsov, right, speaks to the media during a trial of his assistant, leftist activist Konstantin Lebedev in Moscow, Thursday, Oct. 18, 2012. Russia
Opposition leader Sergei Udaltsov, right, speaks to the media during a trial of his assistant, leftist activist Konstantin Lebedev in Moscow, Thursday, Oct. 18, 2012. Russia's top investigative agency filed criminal charges Thursday against Konstantin Lebedev, an assistant of opposition leader Sergei Udaltsov, continuing a widespread crackdown on the movement against President Vladimir Putin. The Investigative Committee said in a statement that Left Front member Konstantin Lebedev has been charged with plotting mass riots and could face a jail term of up to ten years. (AP Photo/Ivan Sekretarev)