World Athletics' Rapid About-Face on Shoe Regulations Leaves Runners in Confusion: "It's Like They're Playing With a Stacked Deck"

On Aug. 10 World Athletics announced that revised regulations on competition footwear that it had released on July 28 had already gone into effect on that date for track events. At the time of the new regulations' announcement WA had initially said that they would take effect on Dec. 1. The regulations effectively ban the use of thick-soled shoes Nike's dominant Vaporfly and Alphafly on the