Tears flow when stem cell donor, recipient meet at Houston mall

Robin Kuntz was standing behind a table at Memorial City Mall Saturday morning trying to encourage shoppers to join a stem cell and bone marrow international donor registry when she looked up and saw a man she’d never before met but immediately recognized from photographs as the person who saved her life.Kuntz, a 59-year-old retired flight attendant in Houston, was crying as she was hugged Jason Kippenbrock, a 28-year-old from Indiana who had come to surprise her at the donor outreach effo