UCI Marathon Series - Quebrantahuesos 2013 Comments Latest News from the Race Del Nero and Sadlecka win Quebrantahuesos Sabinanigo hosts latest round of UCI Marathon World Series Races UCI Marathon Series - Quebrantahuesos 2013 28 April 2013 | Sabinanigo Cross country - Del Nero and Sadlecka win Quebrantahuesos 2013-04-28