Beşiktaş JK Deputy Chairman Emre Kocadağ has announced the resignation of Manager Sergen Yalçın who won the Turkish Super League and Turkish Cup titles with  Black Eagles last season. According to his statement ,as a long-time and devoted member of Beşiktaş community,  Sergen Yalçın decided  that it would be better to make a change at the top to put an end to team’s recent slide. Mr Kocadağ also wished the young and talented manager good luck in his future career.