People News Maura Tierney files for divorce from husband Billy Morrissette 07/29/2006 Actress Maura Tierney, who plays Abby Lockhart on NBC's "ER," has filed for divorce in Los Angeles from her husband of 13 years, People magazine says. 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: Maura Tierney ER Party of Five Mad About You NewsRadio Party of Five Liar Liar
