 A total of seventeen riders joined the Leopard SA setup for 2012 , of which thirteen riders had been part of Team RadioShack in 2011 . These riders included American national champion Matthew Busche , Tour of California winner Chris Horner , Vuelta an Andalucía victor Markel Irizar , and Andreas Klöden , who won the Tour of the Basque Country in 2011 . Also joining from Team RadioShack were stagiaire George Bennett – signing his first professional contract – as well as Ben Hermans , Ben King , and Portuguese duo Tiago Machado , and Nelson Oliveira . Yaroslav Popovych and Grégory Rast both signed with the team to bolster their efforts in the Classic races , while Jesse Sergent and Haimar Zubeldia followed the lead of some of their team @-@ mates to join the newly formed team . 
