Greatest player of all time: Serena Williams beats her Elder sister (Venus) in Long tennis competition
Serena improves to 15-11 all-time vs her sister, Venus. 15 is the most wins by any player against Venus. Serena vs Venus: The Williams sisters' key statistics below;
Serena Williams is expected to suspend family ties and chase her place as "the greatest player of all time" as she faces her sister Venus on Centre Court at Wimbledon this afternoon.
The two five-time Wimbledon champions will meet in a Centre Court clash as compelling as it is awkward in Monday's hectic last-16 schedule.
Former Wimbledon champion Lindsay Davenport believes the inseparable siblings' first grand slam meeting in six years will have even the aficionados squirming in their SW19 seats.