An employee of Japanese puzzle maker Hanayama displays a 4D model which has 39 puzzle pieces representing the human skull and brain at the annual Tokyo Toy Show 28 June 2007. (Yoshikazu Tsuno/AFP/Getty Images)
A neurology professor explains the latest medical understanding of brain diseases like dementia, Alzheimers, Parkinsons, and Frontotemporal Lobar Degeneration -- the disease afflicting Sen. Pete Domenici, R-N.M.
Guests
J. Riley McCarten: neurologist at the VA Medical Center and University of Minnesota.
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