People News Mary Tyler Moore undergoes brain surgery to remove benign tumor 05/12/2011 Mary Tyler Moore's publicist says the U.S. actress had surgery Thursday to remove a benign tumor from the protective lining around her brain. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Mary Tyler Moore The Dick Van Dyke Show