By Randy Walker @TennisPublisher Sabine Lisicki registered one of the biggest upsets in Wimbledon history, knocking off world No. 1 and five time champion Serena Williams in the fourth round, ending her 34-match win streak. What made Lisicki’s 6-2, 1-6, 6-4 upset even more astonishing is the fact that Williams lead by 3-0 in […]