For a list of confirmed transfers, check out the transfers page.
Follow breaking sports news every weekday with Sportsday.
Chelsea are planning a £60m bid for Monaco striker Radamel Falcao, 27, with boss Jose Mourinho going to watch him in action for Colombia against Belgium on Thursday.
Arsenal have stepped up their pursuit of Real Madrid striker Karim Benzema, 25, as Gunners boss Arsene Wenger looks to boost his attacking options.
Manchester United could make a January move for 24-year-old Borussia Dortmund midfielder Marco Reus, with Shinji Kagawa, also 24, heading in the opposite direction.
Manchester City manager Manuel Pellegrini has given up on signing Barcelona keeper Victor Valdes, 31, and has switched his attentions to landing Malaga stopper Willy Caballero, 32.
Chelsea are interested in signing promising 18-year-old Schalke midfielder Max Meyer.
Fiorentina are determined to keep Arsenal midfield target Juan Cuadrado, 25, at the Serie A club.
West Ham have been handed a boost in their pursuit of striking reinforcements with former Manchester City player Felipe Caicedo, 25, ready to quit Lokomotiv Moscow in January.
Lazio are to open talks with Arsenal and Tottenham target Hernanes, 28, over a new deal to remain at the Stadio Olimpico.
Chelsea manager Jose Mourinho called West Bromwich Albion centre-back Jonas Olsson a "Mickey Mouse player" to spark a tunnel bust-up between the two sides after their 2-2 draw at Stamford Bridge last Saturday.
England boss Roy Hodgson's squad will not prepare for Friday's game against Chile at their usual St George's Park camp following concerns of a virus sweeping through the training base.
Scotland manager Gordon Strachan will try to convince Cardiff City centre-back Steven Caulker to play for his side and give up hopes of turning out for England.
Chelsea midfielder Frank Lampard will captain the side against Chile as a mark of recognition for the 35-year-old having reached the 100-cap mark against Ukraine in October.
Liverpool midfielder Steven Gerrard says he will not "lose any sleep" over Sir Alex Ferguson's claim he is not a "top, top player" and that the former Manchester United manager tried to buy him at least once.
Defender Pablo Zabaleta, 28, has conceded that Manchester City's poor away form is threatening to derail their title challenge.
Goalkeeper Thibaut Courtois, on loan at Atletico Madrid, has told Chelsea he will not open talks on his future at the club until after the World Cup, leaving Jose Mourinho with six months to stew over a choice between the 21-year-old Belgian and Petr Cech.
Former Manchester United assistant boss Rene Meulensteen is a surprise outsider for the Crystal Palace managerial vacancy.
Fulham's turbulent season is being disrupted by growing tensions between manager Martin Jol and the club's academy over the manager's apparent reluctance to promote youngsters into the first-team set-up.
Defender Thomas Vermaelen, 27, insisted he is happy to stay at Arsenal and fight for his place despite rumours linking him with a move.
Defender Phil Jones, 21, has sent a defiant message from Manchester United by stating that the champions are inspired by "everyone hating" them.
Liverpool captain Steven Gerrard has told the club's fans to enjoy striker Luis Suarez, 26, "while he's here". The Uruguay striker was linked with a move away from Anfield in the summer and is expected to be the subject of further speculation in January.
Barcelona midfielder Cesc Fabregas, 26, has again voiced his frustration at not being a regular part of the starting XI for Barcelona's biggest games.
David Beckham's son Brooklyn, 14, has taken another step towards following in his father's footsteps as a professional footballer by training with Fulham.
Fans of Swedish footballing superstar Zlatan Ibrahimovic will soon be able to lick the back of his head when he is honoured in a set of stamps.