And when Martial left United's U.S. camp to return home for the birth of his child - and didn't return - it seemed his relationship with Jose Mourinho had hit an all-time low.
On his United debut, Fred did well at what I would call the ugly work, which was winning the ball back and not trying to be too clever when he had it, and I thought Alexis Sanchez's work without the ball was superb too.
"When you are nine days without one minute of training or football, you go back and start with the other people".
Pogba's goal was the only tally until Luke Shaw's run into the box and shot to the far post doubled United's advantage in the 83rd minute. So, when you repeat 1,000 times that my relationship with my players is not good, it's a lie that repeated 1,000 times is still a lie.
There was a fantastic atmosphere inside the ground because United were playing the kind of football their fans want to see and showing them something they had not seen for a long time, which was a bit of a spark.
A Shaw giveaway deep in his own area in the 75th minute nearly gifted Leicester the leveller, but De Gea made another spectacular save to stop Demarai Gray's first-time shot from a pinpoint Vardy cross.
'We have big coaching staffs and I think we are more the head coach than the manager.
Dali Mpofu to represent MDC Alliance as they challenge Zim election result
The results of the presidential election were announced on Friday last week by the Zimbabwe Electoral Commission. His party must lodge its appeal at the Constitutional Court by 1400 GMT, when the court closes.
'That's football management. I think football is changing.
"I had only two options, Scott [McTominay] or Paul, but if I play Scott I play two two kids and a new player, so I asked Paul and he put himself available for the team and he was very, very good for us".
Pogba was not the only United player to impress me.
"He's in the group of players who didn't have a preseason, it's as simple as that. (Picking him) was not hard, the decision belonged to him".
Jose Mourinho warned earlier this week that if Manchester United failed to strengthen their squad before the transfer deadline it would be a "difficult season" at Old Trafford. A lot of coaches forget that player development is part of the job description, but not Mou. "We had chances to score in the first half". I told them to give everything they had.