Joaquim Rodríguez won stage 19 of the Vuelta a Espana in Alto del Naranco as Chris Horner took the red jersey.
Alexandre Geniez took a solo victory in the mountainous stage 15 as Nibali maintained his overall lead of 50 seconds.
Warren Barguil (Team Argos-Shimano) took a solo win on stage 13 of the Vuelta a Espana.
Ivan Santaromita edged out Michele Scarponi and Davide Rebellin to win the Italian road race championship on Saturday.
Mathias Frank of Switzerland took over the leader’s jersey in the Tour de Suisse after Peter Sagan triumphed on stage three.
Bauke Mollema won stage two of the Tour de Suisse after a superb attack on Crans-Montana as Cameron Meyer stayed top overall.
Italy's Vincenzo Nibali convincingly won the 20.6km uphill time trial to move more than four minutes ahead of Cadel Evans in the battle for the maglia rosa.
Spain's Benat Intxausti won a three-way sprint to take stage 16 of the Giro d'Italia ahead of Tanel Kangert and Przemyslaw Niemiec in Ivrea.
Giovanni Visconti defied the snow to take a remarkable solo victory at the Marco Pantani monument on the Col du Galibier in stage 15.
Vincenzo Nibali tightened his grip on the pink jersey with a second-place finish atop the Jafferau climb in stage 14.
A chest infection is the latest setback to hit Britain's pre-race favourite Bradley Wiggins on the Giro d'Italia.
Tour de France
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