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Amputee to climb stairs of Chicago skyscraper using thought-controlled bionic leg
Minneapolis Star Tribune
CHICAGO - Zac Vawter considers himself a test pilot. After losing his right leg in a motorcycle accident, the 31-year-old software engineer signed up to become a research subject, helping to test a trailblazing prosthetic leg that's controlled by his thoughts.
Man with 'bionic' leg to climb Chicago skyscraperNBCNews.com (blog)
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