Femke Bol breaks her own 400m world record at indoor worlds - The San Diego Union-Tribune

Netherlands runner Femke Bol has broken her own 400 meters world record at the world athletics indoor championships in Glasgow

Femke Bol breaks 40-year world indoor record in 400 meters - The San Diego Union-Tribune

Femke Bol breaks 400m world indoor record 49.17 World Athletics Indoor Championships Glasgow 24

Femke Bol breaks her own world indoor 400m record - Canadian Running Magazine

Bol breaks world indoor 400m record with 49.24 in Apeldoorn, REPORT

Femke Bol breaks 40-year world indoor record in 400 meters - The San Diego Union-Tribune

Femke Bol breaks 41-year-old world women's indoor 400m record at Dutch Indoor Athletics C'ships - Sportstar

Femke Bol breaks her own world indoor 400m record - Canadian Running Magazine

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Femke Bol: Dutch star sets second 400m indoor world record in two weeks

Femke Bol improves her 400-meter indoor world record at Netherlands championships - The San Diego Union-Tribune

Femke Bol breaks her own 400m world record at indoor worlds - The San Diego Union-Tribune

Bol breaks world indoor 400m record with 49.24 in Apeldoorn, REPORT

Femke Bol: Dutch star sets second 400m indoor world record in two weeks

Femke Bol breaks 400m indoor world record at Dutch nationals

World Indoor Championships: McPherson in 400m final, Chris Taylor out