Not in the headlines so much since publishing the offensive cartoons of the Prophet Muhammad, Bob Simon travels to Denmark and talks with the man who made worldwide news of it all. Just in case you've forgotten about it, global warming is making dramatic changes on the planet. Tonight, visit the ‘top of the world' and see some of the most significant findings. Nominated for an Oscar for his portrayal of Truman Capote, Philip Seymour Hoffman sits down with Steve Kroft for a humorous and heartfelt interview.