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Borussia Dortmund defender Mats Hummels, 25, could snub Manchester United's interest if they fail to reach next season's Champions League.
Cardiff striker Craig Bellamy, 34, has hinted that he could retire at the end of the season if they avoid Premier League relegation.
Inter Milan are interested in signing Chelsea striker Samuel Eto'o, 32, and Tottenham's 25-year-old midfielder Etienne Capoue this summer.
Arsenal are planning a £15m bid for Real Madrid's 21-year-old Spanish striker Alvaro Morata in the summer transfer window.
Roberto Soldado, 28, could be offered an escape route from Tottenham after just one disappointing season. Atletico Madrid are considering the misfiring Spurs forward as a cut-price summer replacement for in-demand 25-year-old striker Diego Costa.
Barcelona have won the race to sign 17-year-old Croatia midfielder Alen Halilovic from Dinamo Zagreb, seeing off rival interest from Manchester United and Manchester City.
Championship rivals Nottingham Forest and Leeds are battling to sign 25-year-old West Ham midfielder Jack Collison on loan.
Liverpool could bid for Cardiff City defender Steven Caulker, 22, if the Bluebirds are relegated from the Premier League this season.
Stoke midfielder Steven Nzonzi, 25, wants a move at the end of the season after a meeting with boss Mark Hughes.
Manchester United manager David Moyes was in Germany on Friday night to watch £10m-rated centre-half Matthias Ginter, 20, play for Freiburg against Hertha Berlin.
Liverpool and Manchester United are keeping tabs on Inter Milan's 19-year-old defender Ibrahima Mbaye, who is currently on loan at Serie A club Livorno.
Stoke City manager Mark Hughes is keen on a move for Wolfsburg's 34-year-old striker Ivica Olic, whose contract at the Bundesliga club expires at the end of the season.
Santi Cazorla is ready to sign a new deal that will keep him at Arsenal until 2017. The 29-year-old's new contract is set to be announced alongside improved deals for Per Mertesacker, 29, and Tomas Rosicky, 33.
The Football Association does not expect Wednesday's friendly against Denmark at Wembley - their penultimate home match before the World Cup - to sell out.
Harry Redknapp will discuss his future as Queens Park Rangers manager at the end of this season, should the Championship club fail to achieve promotion to the Premier League.
West Ham manager Sam Allardyce believes it will take £200m for under-fire boss David Moyes to put Manchester United back on top.
Former Manchester City boss Roberto Mancini, now in charge at Turkish club Galatasaray, has told Tottenham he wants to become their manager at the end of the season.
Manchester United could play a series of lucrative friendlies abroad next season to try and offset the financial loss facing them if they fail to qualify for Europe.
Tottenham Hotspur winger Andros Townsend believes he can see off competition from Liverpool's Raheem Sterling and Arsenal's Alex Oxlade-Chamberlain for a place in England's World Cup squad.
Manchester United defender Patrice Evra, 33, remains coy over his future at Old Trafford.
Crawley have made head groundsman Matt Moss redundant after being asked to explain a series of postponements by the Football League. The League One club have called off five home games in nine weeks.
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