Police Chief Struggles with Alzheimer's Disease
Can a police chief who carries a gun fulfill his duty even as he struggles with the symptoms of Alzheimer's disease?
Spencer Johansen, the police chief of Lexington, Ill., was diagnosed with Alzheimer's at the age of 49. He plans to keep working until he, his doctor, his family and his colleagues believe it's time to hang up the badge, and the gun.
Johansen talks to Alex Cohen about his decision.

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