Photos: Brent Sass suddenly disappeared from the front

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One of the biggest upsets in the final dash to finish this year’s Iditarod is the sudden disappearance of Brent Sass from the top standings.
The Eureka musher and Yukon Quest winner spent most of the race near the front of the pack. But as he was preparing to leave White Mountain Monday evening, Sass’s dogs refused to run. After about a half-hour of trying to coax them onto the trail, Sass turned them back to the checkpoint, and let them rest overnight.
Shortly after