Celeb zookeeper Jack Hanna doesn't know he has Alzheimer's - Los

Celebrity zookeeper Jack Hanna doesn't comprehend that he has Alzheimer's disease, his family says. It went public with his health challenges two years ago.
Celebrity zookeeper Jack Hanna doesn't comprehend that he has Alzheimer's disease, his family says. It went public with his health challenges two years ago.

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Celebrity zookeeper Jack Hanna diagnosed with dementia

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Jack Hanna - News - IMDb

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Celeb zookeeper Jack Hanna doesn't know he has Alzheimer's - Los Angeles Times