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    Living with 'Childhood Alzheimer's'

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Living with 'Childhood Alzheimer's'

Addison and Cassidy Hempel were three years old when their parents realized they were slipping away. Dr Sanjay Gupta reports.

Living with 'Childhood Alzheimer's'

Addison and Cassidy Hempel were three years old when their parents realized they were slipping away. Dr Sanjay Gupta reports.