Pakistan, Sept. 17 -- England beat Sri Lanka by 119 runs in the first of three T20 internationals on Tuesday after a batting masterclass by opener Jos Buttler and captain Harry Brook, who hit a brilliant century off 42 balls in an unbeaten career-best 114-run knock.

The hosts set Sri Lanka a mighty target of 255 after wrapping up their innings at ?254-4 but the visitors were soon struggling, ending the powerplay at 32-3 after Pathum Nissanka, Kamil Mishara and Lahiru Udara all went cheaply.

The rout continued with a steady flow of wickets as Sri Lanka reached 71-5 at the halfway mark under the floodlights compared to England's 134-1. The visitors knew they were doomed long before they started the final stand at 114-9, and were 135 all o...