Mats WilanderAfter a season which saw four different winners of the four Grand Slams, Eurosport analyst Mats Wilander rounds up the 2011 season.
The year began with victory for Kim Clijsters in the Australian Open, but just as the Belgian looked to be the main force in the women's game, injury cut short her season.
Li Na, beaten by Clijsters in Melbourne, then won her first Grand Slam at Roland Garros, but poor form then afflicted her as well.
Petra Kvitova pointed to a bright future with a stunning victory at Wimbledon, before Australia's Sam Stosur surprised the returning Serena Williams in the US Open.
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