Alan Alda reveals he has Parkinson's disease

NEW YORK (AP) — Actor Alan Alda says he has Parkinson's disease.Appearing Tuesday on "CBS This Morning," the former "M.A.S.H." star said he was diagnosed with the neurodegenerative disorder three and a half years ago. Alda says he expects a tabloid will soon publish a story about his diagnosis.The 82-year-old says he's not angry and considers it a challenge. Alda says he has acted and given talks since then. He says he could see his thumb twitch in a recent podcast and thought someone woul