. >> reporter: korin's only hope was a bone marrow transplant. being a minority, finding a match wasn't going to be easy. but luckily, across the country, here in california, kiana howard had registered as a donor with be the match. she knew nothing about korin but didn't hesitate to step forward. >> i just knew that she was 17 at the time. she had aplastic anemia and she needed my help. >> reporter: after a minor outpatient surgery, kiana donated her bone marrow, curing corrinne's blood disorder. >> we are basically like sisters now. she is forever family. >> you will never regret saving someone's life. >> reporter: now, korin can live the life she always hoped was possible. >> i get to go to college, get to be a doctor. i get to get married, i get to have kids. i get to do everything i wanted to do, it's all because she made that selfless decision. i'm super grateful for that and i hope that she knows that. >> abc7 news. >>> now your accuweather forecast with leaisa argen. >> there is a little bit of green on the screen. that is representing mo