Bayer Leverkusen midfielder Hakan Calhanoglu will serve a four-month ban imposed by FIFA for breach of contract. The 22-year-old Turkey international must also pay £86,000 in compensation to Turkish club Trabzonspor, for whom he agreed to sign when he was a teenager, the Court of Arbitration for Sport ruled on Thursday.Hakan Calhanoglu to Serve Four Month FIFA Ban, Serve Four Month FIFA Ban, Serve Four Month FIFA Ban, Hakan Calhanoglu