Oscar 2018: Janney, Rockwell win supporting actor at 90th Academy Awards, Kimmel talks sex scandal Janney, as widely expected, was named best supporting actress for her performance as a domineering mother in ice-skating movie"I, Tonya"
Sam Rockwell and Allison Janney won supporting actor Oscars 2018 on Sunday, while Academy Awards host Jimmy Kimmel dove into Hollywood’s most embarrassing moments - sexual misconduct and last year’s best picture blunder.