straight to your inboxRio Ferdinand has urged Manchester City not to worry ahead of their Champions League tie with Real Madrid.City were knocked out of the FA Cup with a shock 2-0 defeat to Arsenal in which they struggled to open their opponents up too much.It means City have just the Champions League left to play for this season having already won the Carabao Cup.City are set to face Real next month and lead 2-1 from the first leg back in February.Yet Real have won 10 out of 10 since football