<p>The three-times Wimbledon runner-up broke Lopez's wickedly sliding left-handed serve for the first time in the last game of the match to move into the third round of the tournament he has won four times. <br /><br />"I'm so happy to be back in London at one of my favourite tournaments in the world," the former world number one said in a courtside interview in the west London sunshine. <br />Roddick was joined in the third round by Argentina's Juan Martin del Potro who beat Uzbekistan's Denis Istomin 6-4, 6-2 despite needing treatment after tumbling on the slick grass.</p>
<p>The three-times Wimbledon runner-up broke Lopez's wickedly sliding left-handed serve for the first time in the last game of the match to move into the third round of the tournament he has won four times. <br /><br />"I'm so happy to be back in London at one of my favourite tournaments in the world," the former world number one said in a courtside interview in the west London sunshine. <br />Roddick was joined in the third round by Argentina's Juan Martin del Potro who beat Uzbekistan's Denis Istomin 6-4, 6-2 despite needing treatment after tumbling on the slick grass.</p>