MOSCOW, April 12 (Itar-Tass) - The Moscow City Court will start hearings on cases of opposition leader Sergei Udaltsov, the Left Front coordinator, and Konstantin Lebedev. Both have been charged with organizing disturbances on Moscow’s Bolotnaya Square and attempts to organize other mass protest actions, a court source told Itar-Tass on Friday.

"The hearing is scheduled for April 22,” the source said.