Manchester United manager Ralf Rangnick has confirmed fullback Aaron Wan-Bissaka suffered an injury against Young Boys on Wednesday.
The Englishman had to be stretchered off the second half of the 1-1 draw.
"Aaron Wan-Bissaka got two knocks so we will have to see how this develops," Rangnick said.
"It was an experiment but I did it on purpose as I wanted to save the players' energy for Norwich.
Need a VPN? Or seeking to switch? Then support Tribal Football by clicking here to sign up with our official partners NordVPN. Not only will you receive the best VPN experience, but also great discounts by signing up via Tribal Football. Thanks for your support!