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Climber Tommy Caldwell on 'The Push,' 'The Dawn Wall,' 'Free Solo' and opening Winter Words series in Aspen | AspenTimes.com
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On El Capitan and Beyond, Tommy Caldwell's Drive Pushes Him Toward the Impossible - The New York Times
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Scale Yosemite's El Capitan in Google Maps with Alex Honnold, Lynn Hill, and Tommy Caldwell - YouTube
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