"We will see which players become available and we are focused on the league, so it's best to ask [Director of Sport] Eric Abidal about players".
Brown, who played for United over 350 times, does not think the defensive crisis is as bad as people think.
Interestingly, club boss Mourinho has refused to applaud him after winning the World Cup in Russian Federation, preferring to demand from him not lose focus when it comes to club duties.
"But I just don't believe players look at Mourinho these days and think, "Yes, I'm desperate to play for him".
Pogba was overlooked as the permanent successor to Michael Carrick as club captain, with Valencia instead getting the nod from manager Jose Mourinho - a decision that reportedly upset the midfielder. "There are things that I can not say otherwise I will get fined" suggested that things were not all well between the manager and the player.
However, Pogba - who cost United a then-world record £89 million (105 million euros, $116 million) in 2016 to prise him away from Juventus - is known to be upset by Mourinho's remarks about his performances at the World Cup compared to those for his club last season.
The World Cup victor has endured a strained relationship with manager Jose Mourinho in the two years since his return to Old Trafford.
However, in recent months there have been a lot of reports claiming that he is unhappy at Old Trafford and wants to leave.
With Fred and Pereira sitting deeper in midfield, it gave Pogba the license to roam further up the pitch in support of the attackers and that is where he is at his best.
Club legend Rio Ferdinand says he expected Alderweireld to move to Manchester United.
"They (week one opponent Leicester City) spent more money than us, so in the Premier League we must get used to teams with players of the same quality that we have". For me, it was a dream come true.