Andy Murray maintains World Tour status with straight sets win over Milos Raonic . Defeat for the Scot would have spelled early doom . The 33-year-old , who needs just one set to go through , has reached the semifinals on all but one of his 12 previous appearances at the World Tour Finals . Roger Federer rolls back years with vintage display against Jun Nishikori . All four players in Group B will still qualify for Wimbledon .
Andy Murray maintains World Tour status with straight sets win over Milos Raonic . Defeat for the Scot would have spelled early doom . Roger Federer rolls back years with vintage display against Jun Nishikori . All four players in Group B will still qualify for Wimbledon .