LONDON, June 29: World number one Jannik Sinner survived an early scare in his Wimbledon title defence but the Italian shook off the rust and fought past Serb Miomir Kecmanovic 4-6 6-3 6-7(6) 6-2 6-3 on Monday to reach the second round. Victory in Sinner’s first competitive grass court match of the season fol



