The Belgian goalkeeper has not played since the 2 - 1 defeat to Crystal Palace on Aug. 29 because of a knee injury .
Mourinho hinted he may start on Saturday , as he described the 23 - year - old as the best goalkeeper in the world :
The Belgian goalkeeper has not played since the 2 - 1 defeat to Crystal Palace on Aug. 29 because of a knee injury , but Mourinho hinted he may start on Saturday , as he described the 23 - year - old as the best goalkeeper in the world :