Sinner battles past Borges as tough start to Wimbledon title defence continues

Italian wins 7-6 (4), 7-6 (2), 6-4 in second round Next faces the unseeded American Jenson Brooksby Jannik Sinner is not making it easy for himself this year. Matches he would have expected to sprint through here have become mini-marathons and there is the small matter of another ­heatwave arriving in London this weeke