FILE - Former heavyweight boxing champion Muhammad Ali displays his signature boxing pose after honoring outstanding surgeons and physicians at St. Joseph's Hospital Barrow Neurological Institute, in this Feb. 22, 2012 file photo taken in Phoenix. Retired boxing champion Muhammad Ali will be awarded the medal on Thursday Sept. 13, 2012 at a ceremony at the National Constitution Center in Philadelphia. The honor is given annually to an individual who displays courage and conviction while striving to secure liberty for people worldwide. It comes with a $100,000 cash prize. (AP Photo/Ross D. Franklin, File)
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