Photo by The Associated Press
This Feb. 24, 2008 photo provided by IonEarth (Satellite Race Telemetry) Co. shows the IonEarth SRT Tracking unit mounted on a dog sled in Willow, Alaska. IonEarth, a race tracking company based in Traverse City, Mich., is teaming up with the Iditarod Trail Committee and Iridium Satellite LLC for the test run they hope will become an annual feature involving all of mushers running the Iditarod Trail Sled Dog Race.
