` Shannon Briggs is not only big at talking but also big in the ring and a very tough challenger . WBC champion Vitali Klitschko will return to adopted home city of Hamburg for defense . Ukrainian faces American fighter Shannon Briggs in Germany on September 11 . His brother Wladimir is preparing for title clash with Vitali Klitschko on October 16 . WBA champion Samuel Peter reportedly in talks for bout with Samuel Peter .
WBC champion Vitali Klitschko will return to adopted home city of Hamburg for defense . Ukrainian faces American fighter Shannon Briggs in Germany on September 11 . His brother Wladimir is preparing for title clash with Vitali Klitschko on October 16 . WBA champion Samuel Peter reportedly in talks for bout with Samuel Peter .