Jack Hanna, 74, has been diagnosed with dementia thought to be(01)

Jack Hanna, 74, has been diagnosed with dementia thought to be(01)


Image gallery: Animal Expert Columbus Zoo Director Jack Hanna Diagnosed Dementia

Jack Hanna, Animal Expert and Columbus Zoo Director, Diagnosed with Jack Hanna, 74, has been diagnosed with dementia thought to be Columbus Zoo's Jack Hanna diagnosed with dementia, his family shares Celebrity zookeeper Jack Hanna diagnosed with dementia Good Morning Famed Animal Expert Jack Hanna Diagnosed with Dementia, Believed to Be