Champions League round-up: Messi hits 100th European goal as 10-man Barça win

• Barcelona beat Olympiakos 3-1 despite Gerard Piqué’s first-half sending off
• Basel shock CSKA Moscow with a superb 2-0 away victoryLionel Messi scored his 100th European goal as Barcelona maintained their 100 % winning start in Champions League Group D with a 3-1 victory over Olympiakos at the Camp Nou.A Dimitris Nikolaou own goal set the five-time European champions on their way but Gerard Piqué’s red card for two bookable offences just before half-time ga