Kylian Mbappe is set for a month on the sidelines after suffering a tear in his thigh on Sunday evening.
The Paris Saint-Germain forward was one of THREE players who left the field in agony, to leave Thomas Tuchel in the midst of an injury crisis.
The Ligue 1 champions secured a 4-0 win over Toulouse, but the loss of Mbappe will come as a huge negative.
It means the forward will be unavailable until at least after the international break, missing France’s Euro 2020 qualifiers against Albania and Andorra in September.
Former Manchester United midfielder Ander Herrera, who suffered a calf injury immediately after completing his free transfer.
The European transfer window closes next week, with the Brazil international seemingly destined to return.
And boss Tuchel told Canal+: “It has always been our goal to close this folder as soon as possible.
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“Leonardo (PSG sporting director) knows that I want to keep him. But that doesn’t depend only on him.
“The situation is not very clear, yes. And we must clear it up.”