Quadruple amputee vet gets double arm transplant

Quadruple amputee vet gets double arm transplant

"I wasn't expected to live," Marrocco told the CBS Evening News in 2010 of his injuries. "I died three times and came back." No pulse. "Flat-out dead."

Brendan Marrocco, 23, works with a trainer at Walter Reed Army Medical Center in Washington in March 2010.

Credit: CBS