SportWimbledon 2015 discussion: Andy Murray v Roger FedererFRANK O’Donnell, Mark Atkinson and Alan Pattullo reflect on the Men’s Singles quarter-finals and look ahead to the Andy Murray v Roger Federer match-up in the last four.By The NewsroomPublished 10th Jul 2015, 00:58 BST Roger Federer (left) and Andy Murray will square off in the semi-final after both coasting through their last eight encounters. Picture: Ian RutherfordRelated topics:Roger FedererWimbledonAndy MurrayMark Atkinson