Cycling-Froome has lead cut by Quintana as Nibali wins (Reuters)
(Adds details, quotes) By Julien Pretot LA TOUSSUIRE, France, July 24 (Reuters) – Chris Froome has one more mountainous hurdle to overcome to claim a second Tour de France title after Friday’s 19th stage in which had 30 seconds chopped off his lead as Vincenzo Nibali claimed a controversial victory. Froome leads by 2:38 from Colombian Nairo Quintana, who attacked the Team Sky rider in a gripping finale to finish second. Spain’s Alejandro Valverde, who finished 2:26 off the pace among a group that included several of the race’s top ten, remains third, 5:25 behind Froome.