Photos: See Why Ironman Boulder Underpants Run Makes the Rest of Us Look Out of Shape

Yesterday, Justin Daerr and Danielle Kehoe were the top men's and women's finishers at Ironman Boulder. But before the main event got underway, plenty of competitors reminded us that we've been slacking on sit-ups via the Ironman Boulder Underpants Run, which sported more six packs than your neighborhood King Soopers. Our Brandon Marshall was on hand to capture pics of all that taut flesh. Check out a sampling of his photos below and click to see the complete "Boulder Ironman Underpants Run" slide show.

See also: Videos: Ultrarunner Adam Campbell on Being Struck by Lightning in Race and Finishing Third

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Michael Roberts has written for Westword since October 1990, serving stints as music editor and media columnist. He currently covers everything from breaking news and politics to sports and stories that defy categorization.
Contact: Michael Roberts