"I'm anxious because we are missing key players", said the German coach, who was hired to reach at least the semifinals of the competition, after Unai Emery and Laurent Blanc were fired for their perceived failures in Europe.
Asked if Solskjaer had shouted at the players, Young told L'Equipe: "That shows you're not in our dressing room, because I can tell you that we've had some hairdryer treatments recently".
"He does have similarities, of course".
"At the moment I am just concentrating on getting us up the table".
It was Pogba who was named the man of the match, with his two goals - first an emphatic left-footed strike from a hard angle and the second his typical spot-kick - taking his overall Premier League goal tally of the season to 11.
" It was tough for everyone involved, we might have been a bit of a laughing stock at the start of the season, but certainly not now."
Tuchel is expecting Ole Gunnar Solkjaer's side United to also play on the front foot.
Both players will miss the game at Old Trafford, with Cavani likely to skip the return leg as well.
Martial has put the improvements down to Solskjaer's more attacking style.
"Over 180 minutes, I would say it's a 50/50 game".
'I think the squad is very capable of winning against any opponent when we go into games confident and in the form we are in.
But injuries to Neymar and Cavani, and their opponent's sudden resurgence, have left them with a mountain to climb.
Mbappe came to prominence as a 17-year-old during Monaco's run to the 2016/17 Champions League semi-finals and Ligue 1 title and has since continued to impress at PSG, scoring 43 goals since joining initially on a season-long loan in 2017.
Chile global Sanchez joined Manchester United from Arsenal in January 2018 in a swap deal with Henrikh Mkhitaryan. Now he is looking forward to a great European night at Old Trafford, admitting they have been few and far between in recent years.