Follow all the ins and outs at every Premier League club, complete with all the latest gossip, in Sportsmail's comprehensive January transfer window guide. ARSENALIN: Sol Campbell (free agent), Samuel Galindo (Real America, undisclosed). OUT: Kerrea Gilbert (Peterborough, loan), Mark Randall (MK Dons), Philippe Senderos (Everton, loan) Look who's back! Sol Campbell returned to Arsenal after a three-and-a-half year absenceCLICK HERE FOR ALL THE ARSENAL
Source: Daily_Mail