5 fast run times posted by professional triathletes

These pro triathletes have thrown down some incredible times on the track

Norwegian runner wins 5K in 14:39, breaks world record on home soil

Karoline Grøvdal ran to an incredible result in Norway on Saturday, bettering the world record by four seconds

WA rules prevent Beth Potter’s 5K world record from being ratified

Potter shocked everyone with her 14:41 run in early April, but her time is not going to be listed as an official world or British record