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O’Donnell combined a tied-for-best 24:16 swim, a 2nd-fastest 2:03:38 bike split and a race-best 1:17:47 half marathon to finish in 3:50:51, with a 3:30 margin of victory over Leon Griffin of Australia and 4:18 over 3rd-place finisher Cameron Dye of the U.S.
