Why are there Champions League games on Thursday?

Manchester United will return to the Champions League against competition debutants Sabah FK on Thursday [Getty Images]Champions League on a Thursday night? The fixtures calendar has thrown that anomaly at us this week, with Manchester United, Bayern Munich and Roma among the teams in action.In the new format of the men's Champions League, one exclusive week per season has been set aside where matches will be played across Tuesday, Wednesday and Thursday evenings.No other games in Uefa competiti