UCI wants Lance Armstrong 's WorldTour license withdrawn . four Astana winner Vincenzo Nibal rides for Astana . World governing body voices concerns over team 's anti-doping policies . Lance Armstrong rode for Astana in 2014 .
UCI wants Astana 's WorldTour license withdrawn . 2014 Tour de France winner Vincenzo Nibal rides for Astana . World governing body voices concerns over team 's anti-doping policies . Lance Armstrong rode for Astana in 2009 .