Colorado's medical marijuana industry; former Goldman Sachs employee Greg Smith; director Steven Spielberg discusses his upcoming film, "Lincoln," and shares the first clips of the movie.

Top drug official Michael Botticelli says the old war on drugs is all wrong, and wants to refocus the country's drug policy; J.J. Abrams, the director of the latest "Star Wars" installment takes Bill Whitaker behind the scenes; A three-time world champion in Formula One racing describes driving multimillion-dollar cars, winning races all over the globe, and his rise to the top.