Alderweireld and Tottenham are currently at loggerheads over a new contract for the Belgium international, who turns 29 next month.
Paul Pogba reportedly wants Jose Mourinho to deploy him in a midfield three having grown frustrated in his current role with Manchester United.
Eric Bailly has been out since November 2017 with an ankle injury and has made just 10 appearances for United this season.
Samuel Umtiti wants Barcelona to match a salary offered made by Manchester United during the January transfer window to sign a new long-term deal with the La Liga giants.
Mkhitaryan, 29, joined the Gunners last month after falling out of favour with United boss Jose Mourinho.
Jose Mourinho wants to start the rebuild of his Manchester United back-four by offloading Chris Smalling and Phil Jones.
Pogba, 24, has failed to complete the full 90 minutes in his last three appearances for United amid a poor run of form.
Scott McTominay was promoted to the first-team by Jose Mourinho last summer and he has backed Angel Gomes and Tahith Chong to follow suit in the future.
Manchester United manager Jose Mourinho may have to consider a tactical change to solve the club's current midfield woes.
Marcos Rojo is keen to play regularly after revealing that he is 100% fit; he could return to the starting XI for United's FA Cup game against Huddersfield.
Jose Mourinho plans to sit down with Manchester United forward Anthony Martial to reassure him over his future at the club following Alexis Sanchez's arrival.
Manchester United manager Jose Mourinho was in charge at Real Madrid when Chelsea striker Alvaro Morata made his first team debut for the Champions League winners.
Eric Bailly has made 10 appearances in all competitions this season and United have lost only one of those fixtures played and conceded only four goals in the process.
United fell 16 points behind leaders Manchester City after they succumbed to a surprise 1-0 defeat at Newcastle.
De Gea, 27, has 18 months left on his £200,000-a-week United deal, although the club have the option of extending it by a further 12 months.
Alexis Sanchez joined Manchester United from Arsenal and as a part of the swap deal, the Red Devils allowed Henrikh Mkhitaryan move in the opposite direction.
Mkhitaryan spent one and a half years at Manchester United but found himself out of favour this season amid differences with Mourinho.
Manchester United will remain without striker Zlatan Ibrahimovic for Sunday's [11 February] Premier League trip to Newcastle, but he is back in first-team training.
Jose Mourinho claims that previously maligned left-back Luke Shaw will receive a new contract at Manchester United after his recent resurgence.
Islam Slimani has recovered from a minor injury and could make his debut when United visit Newcastle on Sunday (11 February).
Cristiano Ronaldo to Manchester United: Why club abandoned attempts to re-sign five-time Ballon d'Or winner
Manchester United's desire to sign Romelu Lukaku saw them abandon attempts to acquire Cristiano Ronaldo.
'I had a dream of playing for Jose Mourinho': Romelu Lukaku explains why he signed for Manchester United
Romelu Lukaku has scored 12 goals in 25 Premier League appearances in the 2017/18 season. He will be hoping to further improve his goalscoring record for Manchester United.
Kluivert, son of illustrious Dutch striker Patrick, has impressed on the left wing for Ajax this season.
Mourinho says he is happy with his current attacking options and has no intention to bring in any more forwards.
Jose Mourinho expects Marouane Fellaini to return by the end of March after the Manchester United midfielder had surgery on his latest knee injury on Saturday morning.
Jose Mourinho expects Manchester United midfielder Marouane Fellini to be ruled out for at least a "few weeks" with a knee injury.
Marouane Fellaini fears two month lay-off after latest recurrence of knee injury during Tottenham loss
Marouane Fellaini suffered a recurrence of his knee injury first sustained in October during United's loss against Tottenham on Wednesday (31 January).
Manchester United welcome Huddersfield Town to Old Trafford on Saturday in what will be Alexis Sanchez's home debut.
Jose Mourinho has confirmed that Marouane Fellaini suffered a new injury setback during Manchester United's loss at Tottenham.
John Aldridge explains why Manchester City and Manchester United will 'dominate title race for years to come'
Manchester United and Manchester City have invested heavily in recruiting new players and are also ready to pay their players big wages.