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Maria Shriver Alzheimers Challenge_00054429
Maria Shriver Alzheimers Challenge_00054429

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    Maria Shriver's "Wipe Out Alzheimer's" Challenge

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Maria Shriver's "Wipe Out Alzheimer's" Challenge

Maria Shriver opens up to CNN's Ben Tinker about her father, Sargent Shriver, who passed away from Alzheimer's disease in 2011

Maria Shriver's "Wipe Out Alzheimer's" Challenge

Maria Shriver opens up to CNN's Ben Tinker about her father, Sargent Shriver, who passed away from Alzheimer's disease in 2011