60 Minutes: 11/21/10

Drug Enforcement Administration agents explain to CBS News Correspondent Armen Keteyian the methods they used to catch the alleged arms dealer Viktor Bout, known as "the Merchant of Death." Correspondent Steve Kroft tours the lab of the man who mapped The Human Genome, microbiologist Dr. Craig Venters. Actor Mark Wahlberg tells Correspondent Lara Logan about his rough upbringing in Boston and his new film "The Fighter." Those stories and more on 60 Minutes.