School principal Merlyna Adams survived a kidney stone that led to a life-threatening infection, but had to have both her hands and legs amputated. She has triumphantly recovered, and NBC's Amy Robach reports. (TODAY)
Dec. 16: TODAY correspondent Jenna Bush Hager profiles 17-year-old soccer star Kathleen McMahon, whose life was turned upside down when she was accidentally hit by a car. Her recovery and positive spirit have touched her friends, family and even some professional athletes.