 In the middle of the 2011 season, however, Lampre released him and he re-signed with Astana in order to ride the Vuelta a España.He had some trouble again at Astana in 2012 and was sidelined after refusing to sign an ethical agreement, although eventually the team reinstated him once he complied.Later, in the 2012 USADA Report into doping on the US Postal team, affidavits revealed he and others went to training camps set up by Dr. Michelle Ferrari.