To be the best, you must beat the best. Not for the first time, though, Man United failed to take their chances against big-six rivals; a goalless draw at Arsenal further dents their title hopes.
The hosts have not lost in six league games, but Bukayo Saka and Pierre-Emerick Aubameyang are out. Edinson Cavani starts for United, who are unbeaten away from home for over a year.
Manchester City face Sheffield United knowing they can take a four-point lead at the top of the Premier League ahead of Man United's game with Arsenal. Follow live with ESPN.
Outwardly, Barcelona act as though everything is fine, but the reality is that the club is €1b in debt. As such, the idea of bringing in any players -- superstars or otherwise -- is unrealistic.