Glen Campbell diagnosed with Alzheimer's

** FILE ** In this May 2, 2008 file photo, Glen Campbell performs at the Stagecoach Music Festival in Indio, Calif. (AP Photo/Dan Steinberg, file)

June 22, 2011 4:20:38 PM PDT
Country music legend Glen Campbell has been diagnosed with Alzheimer's disease, and plans to put out his final album this summer.