Leonid Razvozzhayev
Media playback is unsupported on your device

Russia: Anti-Putin detainees fight for justice

4 December 2012 Last updated at 09:00 GMT

A year on from the parliamentary elections in Russia, which triggered a wave of mass protests against President Putin, opposition organisers are claiming they have been subjected to inhumane treatment.

The government permitted the demonstrations, but many of the organisers were imprisoned shortly afterwards.

Daniel Sandford reports from Moscow.