Updated On: 17 January, 2017 08:29 AM IST | | AFP
<p>World No. 1 Angelique Kerber battled past Lesia Tsurenko in a stuttering start to her first Grand Slam title defence at the Australian Open yesterday</p>

Angelique Kerber

Angelique Kerber
Melbourne: World No. 1 Angelique Kerber battled past Lesia Tsurenko in a stuttering start to her first Grand Slam title defence at the Australian Open yesterday.