Russian President Dmitry Medvedev (R), EU President Herman Van Rompuy (C) and European Commission President Jose Manuel Barroso walk towards a joint news conference after the Russia-European Union summit in Rostov-on-Don June 1, 2010. Van Rompuy on Tuesday said Europe was seriously concerned about the difficulties faced by human rights activists and journalists in Russia. REUTERS/RIA Novosti/Kremlin/Mikhail Klimentyev (RUSSIA - Tags: POLITICS)