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CHICAGO — Theresa Dewey, of the Alzheimer Association’s Greater Illinois Chapter, joins WGN to discuss the role of Alzheimer’s disease in pop culture, and how its presence in popular films such as “Still Alice” helps shape public perception and knowledge of the disease.

This segment was filmed as a Web exclusive in conjunction with the WGN-TV special, “Unforgettable: Living with Alzheimer’s,” which airs Aug. 29.