Manchester United's resolve to keep Cristiano Ronaldo will be tested by Sporting Lisbon in the New Year.
United have been steadfast in their refusal to allow the want-away Portuguese striker to leave Old Trafford since the summer, despite the 37-year-old’s agent touting him around Europe.
But Ronaldo’s presence on the substitutes' bench has become a distraction that manager Erik ten Hag is starting to fret about.
