Grand Slam (tennis) tennis ball, Martina Navratilova finally did it." Although the ITF recognizes what is now unofficially known as the "non-calendar year Grand Slam" on its Roll of Honour, no subsequent player to win four or more majors in a row—Steffi Graf, Serena Williams, or Novak Djokovic—has received bonus prize money. Combining "the" Grand Slam and non-calendar year Grand Slam, the total number of times that players achieved the feat (of being the reigning champion in all four majors) expands to 18. Three women have won four or more consecutive major titles since 1970, with Navratilova taking six in a row in
Andy Murray help raise awareness and funds to help in the fight against malaria. Murray has also taken part in several charity tennis events, including the Rally for Relief events that took place prior to the start of the 2011 Australian Open. In June 2013, Murray teamed up with former British No. 1 Tim Henman for a charity doubles match against Murray's coach and eight-time grand slam champion Ivan Lendl, and No. 6 Tomáš Berdych at the Queen's Club in London. The event named Rally Against Cancer was organised to raise money for Royal Marsden Cancer Charity after his best friend and