Serena Williams of the US poses with the Daphne Akhurst Memorial Cup on day fourteen of the 2015 Australian Open tennis tournament in Melbourne on February 1, 2015,  after victory over Russia's Maria Sharapova in their women's singles final match on January 31. A delighted Serena Williams paid tribute to her family and her humble beginnings after making history with her 19th Grand Slam title at the Australian Open.  The American world number one, who grew up in the gritty Los Angeles neighbourhood of Compton, said it felt amazing to win her 19th Grand Slam with a hard-fought 6-3, 7-6 (7/5) victory over Russia's Maria Sharapova  AFP PHOTO /  GREG WOOD-- IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE        (Photo credit should read GREG WOOD/AFP/Getty Images)