Detailed text transcripts for TV channel - CNN - 20100813:15:12:00
Surgery as ryan prepares to donate part of his liver to chad who is overcome with emotion. >> yeah, it's very humbling experience. >> reporter: as he recalls the day he learned his brother ryan was a match. >> he said, i'm a match. and you feel a lot of things. relief. gratefulness to god and to him. and i think after that, you wrestle with a lot of guilt. i really don't want to bring him through this, but he shut me up pretty fast. he said, well, you'd do the same thing for me, wouldn't you? >> reporter: chad has psc, a disease of the liver for which there is no cure. his condition was deteri...