Marc Zimmerman created Social Express to help his autistic twin boys understand the world around them. Now the game is helping kids all over the world.
Lifestyle guru B. Smith was diagnosed with early onset Alzheimer's. See how she and her husband and business partner are fighting back.
Lora Scantling's photo of three little girls battling cancer went viral two years ago. Now she's using her camera lens to change the way we look at the disease.