IRVINE, Calif., Nov. 14, 2013 /PRNewswire/ -- Mazda is excited to bring its partnership with the Rock 'n' Roll marathon series as the "Official Vehicle" sponsor to Las Vegas.  Racers will first see Mazda at the Health & Fitness Expo Friday and Saturday November 15 & 16at the Las Vegas Convention Center and then again on Sunday's race day in the Starting Line Village.