Brother, sister 'great' after kidney transplant
VIDEO: http://video.today.msnbc.msn.com/today/45804182
Video on TODAY: Kari Roberts, who lost 135 pounds in order to become a kidney donor, and her bother Tony Bolda, the recipient of his sister's kidney, tell TODAY's Dr. Nancy Snyderman and Savannah Guthrie they are "great" after surgery.