Radio Sport Breakfast

Matt Lawton, Daily Mail cycling writer, suggesting Chris Froome is potentially in a very serious situation after his positive urine samples from the Tour of Spain.Has his doctor prescribed way too much salbutamol for asthma? If not, how are his levels so high above what is normally acceptable?READ MORE: Froome in doping shockThe 32-year-old British rider was found to have exceeded the permitted levels of the asthma drug salbutamol on a test taken on September 7, cycling's world governing body, the UCI, confirmed on Wednesday.Under World Anti-Doping Agency rules, riders are allowed a level of 1,000 nanograms per millilitre. However, Froome was found to have twice that in a urine sample taken during the Tour.Lawyers and scientists were meanwhile working on behalf of Froome and Team Sky to challenge the result, the Guardian reported.However, if Froome is unable to offer a sufficient explanation for the abnormal finding or challenge the result itself he will forfeit his Vuelta title under UCI rules.LISTEN ABOVE A