Detailed text transcripts for TV channel - KGO - 20170921:00:57:00
The summer of 2015, a.j. relapsed. >> at that point, we knew that a transplant was really his only option. >> reporter: the family turned to be the match. and thankfully, they found a.j. a match. a 22-year-old woman. that's all the family knew at the time. like a typical kid, a.j. found small moments of joy in his toys and even dancing. a.j.'s mom, writing to her son's donor. >> i thank you from the very depths of my heart. >> reporter: the transplant worked. a.j. was cancer free. and now, meeting his donor for the first time, face to face. >> a.j.'s match, alex. >> something you want to say t...