Double hand transplant recipient Richard Mangino, 65, of Revere, Mass., bottom, smiles as he is patted on the shoulder by Dr. Bohdan Pomahac, director of plastic surgery transplantation at Brigham Women's Hopsital, following a news conference at the hospital, in Boston, Friday, Oct. 14, 2011. Last week, a team of more than 40 surgeons, nurses and support staff at the hospital worked for more than 12 hours performing a bilateral hand transplant on Mangino. (AP Photo/Steven Senne)