New Alzheimer’s research reveals people at risk show signs decades earlier

New research finds people at a higher risk of developing Alzheimer’s disease may begin to show changes in their memories decades earlier.

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In this segment:

Dr. Matt Huentelman, TGen Professor of Neurogenomics

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'The Future of America's Past' finds history alive and present

Historian Ed Ayers takes viewers to the sites of complex and evocative chapters in American history, where new stories are being written — one tour, one museum, one play, one protest at a time.

Ken Burns presents ‘Country Music’

The new documentary premieres Sunday, Sept. 15, through Wednesday, Sept. 18, and Sunday, Sept. 22, through Wednesday, Sept. 25, at 7 p.m. each night

Swedish crime thriller 'Modus' comes to Arizona PBS

Ex-FBI profiler Inger Johanne Vik is drawn into investigating a series of brutal murders in Stockholm after her daughter becomes an unwitting witness to a murder.