Meryl Streep, who plays British Prime Minister Margaret Thatcher in "The Iron Lady," has been a frontrunner for Best Actress since the project was announced. She has already won over the New York film critics and this week picked up nominations from both the Broadcast Film Critics Assn. and SAG. While the film has yet to be recognized, as with political elections the Oscars sometimes see upsets. Under the preferential voting system, it ...