Femke Bol broke the longest-standing world record in a track race, taking down a 41-year-old record in the women's indoor 400 meters.
Dutch athlete Bol breaks 40-year world indoor 400m record
Dutch star Femke Bol sets second 400-meter indoor world record in two weeks
Dutch star Femke Bol sets second 400-meter indoor world record i - KAKE
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Bol set for 400m, Klaver to take on 200m in Hengelo, NEWS
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Femke Bol breaks 40-year world indoor record in women's 400 - ESPN
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Femke Bol shatters own world record in indoor 400 meters - ESPN