By A Mystery Man Writer
The previous record was held for nearly 41 years.
Femke Bol breaks her own 400m world record at indoor worlds
WORLD RECORD! 🔥 49.24 for Femke Bol - European Athletics
Femke Bol breaks 41-year world record in the women's indoor 400
Femke Bol breaks own 400m world record at World Athletics Indoor
Dutch runner Femke Bol breaks own 400m indoor world record
Femke Bol broke the world record again in the 400m indoor track
World indoors: Bol breaks world record, Kerr thrills home crowd
Femke Bol Breaks 41-Year-Old World Women's Indoor 400m Record
Femke Bol breaks her own 400m world record at indoor worlds
World indoor 400m record falls to Femke Bol - AW