Cycling in rude health thanks to Pogacar and testing

The Tour de France has a chequered history that cannot be forgotten."He knows what the record is," Lance Armstrong said on social media following Sunday's result, referring to Pogacar.The American's record of seven Tour de France victories between 1999 and 2005 has long since been wiped from the record books following the revelation of his systematic doping.And those in the sport have fairly diligently avoided mentioning his name since.But the night-time anti-doping tests during this year's Tour, which the International Testing Agency (ITA) told BBC Sport were undertaken as an "exceptional operation" and because time was of the essence, once again raised questions in a sport which doesn't need them, thanks to that dark past.Testing at such anti-social hours is rare and requires additional permission, and some suspect it may have been a factor in Jonas Vingegaard's Tour-ending crash after he was woken at 2am the previous night, and Pogacar himself at 5am.Others were tested at night, too, and all riders were tested during the race. But what were the ITA looking for?They wouldn't say, specifically, but one possible explanation for night-time testing of professional cyclists appears to...