Bib numbers. Do they really matter in the Iditarod?To the legendary Redington family, this year, a lot. Two grandsons of the “Father of the Iditarod,” Joe Redington Sr., will bookend the race.Ray Redington Jr. will start Saturday’s 40th Iditarod with bib No. 2 (the first racer to leave the starting line, following the honorary No. 1 slot). His brother, Ryan Redington, will go out last with bib No. 67.Read more here: http://www.adn.com/2012/03/01/2347036/redington-jr-will-be-first-musher.html