Furious Hyrox competitors have cursed the carpet at a World Championships sled push race saying the floor on one 'dodgy' lane slowed them down.
Competitors at the esteemed fitness competition complained this year's event in Chicago 'sucked' after organisers deployed new turf for the first time.
Videos uploaded by athletes on social media showed them shouting angrily as they attempt to push a block of weights - to no avail.
One racer, Ray Shah, demonstrated his slow progress on lane three before zooming down another aisle with an identical block of weights to prove his point.
He complained on Instagram: 'How is this fair at the World Championships where they were using the new turf/carpet for the first time.
