** FILE ** Russian President Dmitry Medvedev, left, clinks glasses with officials during a signing of trilateral agreement before the opening of the APEC summit in Yokohama, Japan, on Saturday, Nov. 13, 2010. Russia, Japan and China signed an agreement to build a chemical plant in Tatarstan, Russia. (AP Photo/RIA Novosti, Mikhail Klimentyev, Presidential Press Service)