<strong>Del Potro first up for Murray</strong><br />TENNIS: Britain&rsquo;s No1 Andy Murray will kick off the ATP World Tour Finals in London on Sunday with an opening clash against US Open champion Juan Martin del Potro.<br /><br />Murray, the world No4, is also pooled with world No1 Roger Federer and Fernando Verdasco in Group A at the O2 Arena.<br /><br />In Group B, Rafael Nadal takes on late entrant Robin Soderling first, while Novak Djokovic opens his title defence against Nikolay Davydenko.<br /><br /><strong>Second gold for Houvenaghel</strong><br />CYCLING: Wendy Houvenaghel claimed her second successive World Cup individual pursuit title for Great Britain in the Melbourne leg of the track series.<br /><br />Houvenaghel overcame New Zealand&rsquo;s Alison Shanks in the final &ndash; exacting revenge for her world title defeat in Poland in March.<br /><br />Chris Newton still leads the men&rsquo;s event overall despite finishing fifth in the points race.<br /><br /><strong>Middlesex on a Crusade</strong><br />CRICKET: Middlesex are halfway to landing a double coup after signing ex-Australia wicketkeeper Adam Gilchrist for their Twenty20 Cup campaign.<br /><br />Gilchrist, 38, retired from international cricket in 2008, but captained the Deccan Chargers to the Indian Premier League title this year.<br /><br />The Crusaders are also hopeful of signing legendary India batsman Sachin Tendulkar to play alongside him, but first, the 36-year-old needs the green light from the Board of Control for Cricket in India.<br /><br /><strong>Record stand boosts Sri Lanka </strong><br />CRICKET: Sri Lanka smashed all records as they raced into a strong position in the first Test against India in Ahmedabad.<br /><br />Mahela Jayawardene eventually fell for 275 &ndash; including a world record sixth-wicket stand of 351 with keeper and namesake Prasanna Jayawardene (154no) &ndash; as Sri Lanka racked up a massive 760-7, a first innings lead of 334.<br /><br />Gautam Gambhir&rsquo;s unbeaten 74 helped India to 190-2 in reply at the close.<br />