One was a longtime U.S. senator and former Vietnam War P.O.W. known for bucking his party's elite. The other was a charismatic community organizer-turned-politician, the first African-American presidential nominee by a major party. Learn the life stories of John McCain and Barack Obama, and see how they rose to the top in one of the country's most unforgettable campaigns for the White House, in this "Frontline" program. 120 min. Soundtrack: English.