by Galen Burrell and Brian Metzler, Published Dec. 8, 2013, Updated Jan. 18, 2016 at 12:25 PM UTC
Awe-inspiring images from the Dec. 7 race through the Marin Headlands north of San Francisco.
by Competitor Running, Published Dec. 2, 2011
It's going to be a who's who of ultrarunning all-stars in San Francisco on Saturday.
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