The Italy worldwide did not feature during the extra time victory at Groupama Stadium, despite having been back in training after a recent sprained left ankle since the beginning of the week, and the source explained that Verratti was out on the pitch again on Thursday.
He has a new injury problem, as he completed his recovery from ankle injury.
And now it looks like Marco Verratti could also be ruled out of the Champions League clash. He had problems, ' Tuchel said.
"I usually prefer Kylian to be the finisher - when he's our last line of attack against the opposing defence", Tuchel told a news conference.
"I don't want him to take on Neymar's responsibilities of providing assists and keeping possession in the last few yards". We will wait for training on Friday to see if they will play on Saturday.
'Both strikers need to be the finishers, that's the most important thing'.
The Parisians will then travel to Old Trafford on February 13 for the first leg of their European tie against United, with the home leg scheduled for March 7.