Colby McCaskill (right) is the grand prize winner of the NPR College Podcast Challenge. Hisem /ementry features his grandparents Kathy and Dick McCaskill (left) and discusses her dementia, something Colby had been scared to confront.

This year's winner in NPR's College Podcast Challenge is a letter to a grandparent that grapples with health issues including dementia. It's the story of a family learning to talk about hard things.

(Image credit: Matthew Coughlin for NPR)