Erling Haaland is a doubt for Manchester City's knockout stage Champions League second-leg clash against Real Madrid. The first leg at Etihad ended in a 3-2 win

The second leg of the Champions League knockout playoffs concludes on Wednesday night, headlined by one of the continent's great cross-nation rivalries of recent years in Real Madrid vs. Manchester City.

There has been a lot of discussions about Real Madrid in recent weeks, namely to do with their strong complaints regarding referees. A complaint was recently sent to the Spanish Football Federation