Australian Rohan Dennis (BMC) won the second stage of the Tour of the Alps, which was shortened by 40km due to heavy snowfall on Tuesday.
The "Race of the Two Seas" kicks off Wednesday with a team time trial and runs through March 14.
Thibaut Pinot pulls back Alberto Contador on the mountaintop finish to win stage 2, as Contador takes the overall Ruta del Sol lead.
Thibaut Pinot, 26, finished third in the 2014 Tour de France but has never raced the Giro.
The Frenchman withdraws from the race following Thursday's finish on the slopes of Mont Ventoux.
Thibaut Pinot was impressed and intimidated by the show of force by Team Sky and Movistar in Tour de France stage 5.
Above everything else, it is the spectacle that makes the Tour de France larger than life.
It has been 27 years since a Frenchman won the Giro d'Italia, and don't expect that to change this edition.
Thibaut Pinot stuns Romandie peloton with TT win, vaulting into second place overall behind Nairo Quintana.
Already wearing the leader's jersey, Thibaut Pinot claimed the queen stage at the Critérium International to wrap up the overall title