Casey Kasem in 2003 His voice was heard on the air for decades, running down “Top 40″ radio hits for generations of listeners. Then, it went silent. Last year, it was revealed that Casey Kasem, 82, was battling Parkinson’s disease. But now the former radio host isn’t just sick — he’s missing. See more at - http://www.washingtonpost.com/news/morning-mix/wp/2014/05/13/casey-kasem-is-missing/?tid=pm_pop