Star Tribune film critic Colin Covert takes a look at this year's Oscar nominations for best actress -- and who got robbed. The nominees are: Naomi Watts, "The Impossible"; Jessica Chastain, "Zero Dark Thirty"; Jennifer Lawrence, "Silver Linings Playbook"; Emmanuelle Riva, "Amour", and Quvenzhané Wallis, "Beasts of the Southern Wild."  | Read our complete Oscars coverage.