Real Madrid have launched an investigation after a supporter allegedly performed a Nazi salute before the club's Champions League win against Benfica on Wednesday. Prior to the kick-off at the Bernabeu, a fan appeared to make the fascist gesture as the television cameras panned around the 83,000-seater stadium. The fan was identified by security staff moments later and ejected from the ground. Real beat Portuguese side Benfica 2-1 in the second leg of their knockout round play-off tie to progress 3-1 on aggregate to the last 16 of the Champions League. In a statement, the Spanish club said they have...