Czech senators send letter to Putin calling for release of Ukrainian film director Sentsov

Deputy Chairman of the Senate of the Czech Republic Jiri Sestak, as well as heads of three committees, Senators Frantisek Bublan, Vaclav Hampl and Zdenek Papousek, have sent a letter to Russian President Vladimir Putin calling for the release of Ukrainian film director Oleh Sentsov from a Russian colony, the Russian service of the Radio Praha has reported.