Femke Bol broke the women's 400m world record at the World Athletics Indoor Championships in Glasgow, Britain, March 1, 2024 . Bol, 24, was unparalleled in the two-lap event as she led all the way and dashed to the finish line first in 49.17 seconds, slicing 0.07 off the previous mark set by herself at the Dutch Championships two weeks ago . Miltiadis Tentoglou of Greece edged Italian teenager Mattia Furlani