Support WBURAfter Alzheimer's Diagnosis, 'The Stripping Away Of My Identity'Play05:19Download AudioRebecca HersherJanuary 31, 2015 ShareGreg O'Brien (left), with Colleen, Mary Catherine, Conor, and Brendan O'Brien, has been grappling with Alzheimer's disease for the last five years. (Courtesy Greg O'Brien)
