Actress Maggie Smith, star of stage, film and 'Downton Abbey,' has died aged 89

Maggie Smith, the masterful, scene-stealing histrion who won an Oscar for "The Prime of Miss Jean Brodie" successful 1969 and gained caller fans successful the 21st period arsenic the dowager Countess of Grantham successful "Downton Abbey" and Professor Minerva McGonagall successful the Harry Potter films, died Friday. She was 89.