Andre Greipel won the opening stage of the 2018 Santos Tour Down Under over Peter Sagan and Caleb Ewan on Tuesday in Lyndoch.
The Vuelta's stage 20 promises excitement with six mountain passes over 1,000 meters on a short 105.8 kilometers route.
Belgian Borg Lambrecht, 20, will miss what would have been his first professional race because of the snafu.
Richie Porte is the defending champion at the Santos Tour Down Under and he will face stiff competition this week from his fellow Aussies.
Neo-pro Michael Storer (Team Sunweb) will make his WorldTour debut at the Tour Down Under just days after emergency appendicitis surgery.
World Champion Peter Sagan was victorious in the People's Choice Classic on Sunday in Adelaide, Australia over Andre Greipel and Caleb Ewan.
Peter Sagan will not defend his Kuurne-Brussels-Kuurne title in 2018 in order to spend more time with his son before the season fully ramps
Three-time World Champion Peter Sagan headlines the stars in attendance at the opening 2018 WorldTour race, the Tour Down Under.
The 2018 La Vuelta a Espana will run from August 25 to September 16 and include nine summit finishes.
The Rally Cycling men's squad is making its Pro Continental debut in 2018 and has been invited to the Tour of Oman and Spain's Volta