(Reuters) – Sam Curran took three wickets and Jos Buttler scored a half-century to help England claim a six-wicket victory over West Indies in the second one-day international on Wednesday, levelling the three-match series at 1-1. Set a target of 203 for victory in North Sound, Antigua, England romped home in less than 33 overs to set up a series finale in Barbados on Saturday. Opener Will Jacks scored an assured 73 off 72 balls before being trapped lbw by Sherfane Rutherford, while Buttler made 58 not out in a 90-run partnership with Harry Brook (43) to get the tourists over the finish line. …