
Mary Decker Slaney
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Mary Decker Slaney is a former American middle-distance runner who made history by setting 17 official and unofficial world records during her career, including becoming the first woman to run a sub-4:20 mile. Despite her remarkable achievements, her legacy is often overshadowed by her heartbreaking fall during the 1984 Olympic 3,000-meter final, where a collision with Zola Budd prevented her from winning a gold medal.
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Mary Decker Slaney set 17 official and unofficial world records and became the first woman to run a sub 4:20 in the mile.
The mental hurdle of ‘The Moment’ affects even the greats like Ilia Malinin and Mikaela ShiffrinCNN·
United States· 2026-02-14








