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Backyard Ultra - world record challenged
Today at the Biotropica Backyard Ultra both the male and female world records were challenged subject to ratification. The female record of 95 laps, held by the UK’s Sarah Perry , was improved by 1 lap by Vera Chekalina. The male record was contested by 3 athletes, breaking Phil Gore’s record of 119 laps. Ivan Zaborsky, who was the favourite, stopped at 121 …