Latest News Iditarod Mushers Test Positive for THC Alaska Public Media | By Kristin Spack Published May 7, 2010 at 3:04 AM AKDT Twitter LinkedIn Email Bluesky Listen Two mushers in the Iditarod Trail Sled Dog Race have tested positive for THC, the pyschoactive compound in marijuana, race officials said today. The Associated PressDownload Audio (MP3)