Kim Clijsters began her second comeback in February in Dubai, where she lost to Garbine Muguruza in the first round.

Kim Clijsters lost her first match in her second tennis comeback on Monday following a 6-2, 7-6 (8/6) defeat to Garbine Muguruza.

Kim Clijsters, a four-time Grand Slam singles champion, has not competed on Tour since the 2012 US Open.

Serena Williams could become only the fourth mother in the Open Era to win a Grand Slam title after Aussies Margaret Court and Evonne Goolagong Cawley and Belgium's Kim Clijsters.

Sania Mirza and Shoaib Malik had a baby son in October.

Other tennis stars like Serena Williams and Kim Clijsters played tennis after becoming a parent.

Kim Clijsters had asked the crowd where she should serve to win the point. A male fan in the crowd shouted "body". Clijsters then invited the man to play a point.

The 6-1, 4-6, 6-3 win over Roger Federer was Lleyton Hewitt's 29th title on the ATP tour but his first since 2010.

In what could be a dress rehearsal for the Australian Open final, Williams won a close first set then edged Azarenka in the second to win 6-4, 7-5 in 98 minutes.

Roger Federer was outplayed for large parts of the match but lifted when it mattered to beat the eighth seeded Chardy in three sets 6-3, 6-7 (3/7), 6-3.