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Workers Dangling 4,000ft To Clean Grand Canyon Skywalk

Workers Dangling 4,000ft To Clean Grand Canyon Skywalk

June 20, 201401:34

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Get breaking news alerts and special reports. The news and stories that matter, delivered weekday mornings.

June 20, 2014, 4:33 PM UTC / Updated June 20, 2014, 6:26 PM UTC

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