With the winter transfer window open across Europe, see which players have left which clubs and where they are headed with our transfer tracker. The transfer window is only open for a month but that does not mean it will be any less busy. Check out when all the major windows will close here and view all completed transfers. See who has left which club, where they are headed and the terms of the moves with our transfer tracker below: PREMIER LEAGUE ARSENAL Top rumours: Denis Suarez (Barcelona);...