Russian president Vladimir Putin and North Korean leader Kim Jong Un sent their congratulations on Sunday to Chinese leader Xi Jinping after he started an unprecedented third five-year term as general secretary of the ruling Communist Party.Putin said in a telegram he looks forward to continuing "comprehensive partnership and strategic cooperation" with China, and that Xi's firm grip on power has "fully confirmed your high political authority, as well as the unity of the party you lead," according to a Tass news agency dispatch monitored in Tokyo.China has refrained from condemning Russia's…READ FULL ARTICLE