The six-time champion Roger Federer has secured his place in the semi-finals of the ATP Finals in London for the 15th time this evening with a straight sets victory over Kevin Anderson. Federer was just to good for the big serving South African winning the match 6-4 6-3 and the victory means he tops the group to boost his chances of avoiding the World number one Novak Djokovic in the last four. There was good news for British fans with Jamie Murray and Brazilian partner Bruno Soares winning all their three group matches with another good win today over Henri Kontinen and John Peers 3-6 7-6 10-3.