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The North Face Endurance Challenge Championship – California Race Reviews | San Francisco, California
![Endurance Challenge on Twitter: Endurance Challenge on Twitter:](https://pbs.twimg.com/media/D6yzrJRX4AEjT1o.jpg:large)
Endurance Challenge on Twitter: "Thanks to everyone who raced with us at The North Face Endurance Challenge Washington, D.C. We've put together a race video and hope you'll enjoy it. See you
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