KINGSTON, Jamaica (AP) — Opener Chris Gayle struck 109 off 100 balls Friday as West Indies defeated Sri Lanka by six wickets in the opening one-day international in the Celkon Mobile Cup tri-nation series at Sabina Park.

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Scores:

West Indies 209-4 off 37.5 overs (Chris Gayle 109, Johnson Charles 29, Darren Bravo 27, Marlon Samuels 15 not out) def. Sri Lanka 208 all out off 48.3 overs (Angelo Mathews 55 not out, Mahela Jayawardene 52, Upul Tharanga 25, Dinesh Chandimal 21, Kumar Sangakkara 17; Sunil Narine 4-40, Ravi Rampaul 3-38, Dwayne Bravo 2-37) by six wickets.