Robert Furchgott; Seymour Hersh; Lowell Paxson; Leigh Steinberg

Nobel Laureate Robert Furchgott discusses his discovery of the role of nitric oxide in blood pressure regulation that led to new treatments for heart disease, shock, and impotence. Journalist Seymour Hersh discusses President Bill Clinton's decision to authorize missile strikes in Sudan and Afghanistan, questions whether the Lewinsky scandal affected his judgment, and speaks at length about the terrorist threat Osama bin Laden poses to the United States. Media pioneer Lowell Paxson, chairman and C.E.O. of Paxson Communications, shares his book "Threading the Needle." Sports agent Leigh Steinberg offers insight into the process of negotiation and shares his book, "Winning with Integrity."