by Mario Fraioli, Published Aug. 19, 2011, Updated Mar. 15, 2012 at 5:09 PM UTC
Defending champs, along with other ultrarunning stars, will be on the starting line.
Start your FREE subscription to Competitor Digital today!
Get our monthly digital magazine, weekly running content & exclusive offers delivered to your inbox.
© 2014 Competitor Group Inc. All Rights Reserved