Dan Levitt: Rhinestone Cowboy shines spotlight on Alzheimer Disease

Glen Campbell will be remembered for how he made music history for decades.
He took country music to new heights and became a global superstar. Sold more than 50 million records during his career, inducted into the Country Music Hall of Fame and Musician Hall of Fame, five-time musician of the year, eight Grammy Awards, singer of the year and, to top it off, a Grammy lifetime achievement award.
He was one of the finest recording stars in music. His appearances on the Tonight Show with Johnny Car