New Zealand tennis player Lulu Sun won her second round match at Wimbledon against Ukranian Yuliia Starodubtseva. The 4-6 6-3 6-2 win means she will face China's Zhu Lin, who's ranked 61st in the world, in the third round. Doubles player Erin Routliffe and her Canadian partner Gabbi Dabrowski also won their opening match of the tournament in straight sets. Tennis commentator Dave Worsley spoke to Ben Strang.