De Gea has long been linked with a move to Real Madrid.
Boss suggests that the club are already planning for the summer transfer window.
Bailly has impressed since joining United from Villarreal.
Lucumi played a key role in helping America of Cali achieve promotion in Colombia's first division.
Mikael Silvestre believes France international can be relied on to score consistently.
Lee Sharpe thinks United would be happy to shell out the rumoured £110m fee for the wunderkind.
Interim Foxes boss wants clarity over future after holding talks on transfer plans and pre-season.
Neymar, 25, has more than four years left on his Barcelona contract.
Jamie Carragher insists Keane must join lower profile club to continue football education.
Lukaku has turned down a new contract at Goodison Park and has been linked with a summer switch to United.
Griezmann has been heavily linked with a move to City's neighbours, United.
Matuidi has just over a year left in his current contract at Parc des Princes.
Monaco sporting director says Real Madrid are yet to contact them over the 18-year-old kid.
The Argentina international remains hopeful of becoming first choice at Old Trafford.
Herrera has been a vital component of United's midfield this season.
Young has seen more game-time in recent weeks.
Antoine Griezmann and Romelu Lukaku are also wanted by United's league rivals Chelsea.
Ibrahimovic has scored 28 goals for United in all competitions this season.
Sanches has only made five starts for the Bundesliga champions.
Ibrahimovic is United's leading scorer this season with 28 goals in all competitions.
David de Gea was close to completing a move to Real Madrid in 2015.
Martin has also been linked with Real Madrid and Manchester City in recent times.