Serena Williams beat Margarita Gasparyan to set up an Australian Open quarter-final date with Maria Sharapova. Photograph: Afp

Serena Williams is taking nothing for granted against Maria Sharapova in the Australian Open quarter-finals despite her dominant record against the Ru(...)

Serena Williams celebrates winning her Ladies Singles first round match against Margarita Gasparyan of Russia during day one of the Wimbledon Lawn Tennis Championships. Photo: Shaun Botterill/Getty Images

Serena Williams preserved her perfect first-round record at Wimbledon but it was hard work at times for the American as she took another step towards (...)