Russiam Premier League side CSKA Moscow have signed Korea Republic midfielder Kim In-Sung from Gangneung City on a one-year deal. CSKA nabbed the 22-year-old for free as his present club, which play in the Korean second division, has only semi-professional status. Kim\'s contract also offers an option of extending for two more years. Kim, who has already joined CSKA at their training camp in Marbella, Spain, alongside previous signings Pontus Wernbloom of Sweden and Nigerian striker Ahmed Musa. CSKA will take on Spanish giants Real Madrid in a two-leg showdown in the last 16 of the UEFA Champions League in February and March.