Trent Alexander-Arnold could miss his Anfield homecoming after being ruled out for up to six weeks with a hamstring injury.
The Real Madrid star was taken off just three minutes into their 2-1 win over Marseille in the Champions League after pulling up with the blow.
And now he will be sweating over whether he will get to play against Liverpool when his new side visit on November 4.
But more importantly, he could be ruled out of England's next two international breaks in what may be a huge setback to his World Cup hopes.