Barbara Corcoran, best known for being one of the investors of ABC’s Shark Tank, has lost her mobile ... L.A. Wildfire Photos: Widespread Destruction in Pacific Palisades, Malibu, Altadena ...

For "Shark Tank" entrepreneur Barbara Cocoran, it is something she and her family knows all too well. Her mother, Florence, was diagnosed with Alzheimer's about nine years before she died.