Upul Tharanga's ninth one-day century and his first against West Indies steered Sri Lanka to a convincing eight-wicket win and a 1-0 lead in the three-match one-day series.Tharanga paced his innings superbly, and batted out the entire length of the Sri Lanka innings, to remain unbeaten on 101 off 143 balls with the help of seven fours.The tall, lean left-hander is expected to play the sheet anchor role during Sri Lanka's World Cup campaign and bat out the entire 50 overs. On Thursday, he showed what he is capable of doing, as Sri Lanka chased down a rain-revised total of 197 off 47 overs in just 42.3, after West Indies had been dismissed for...