On April 29, 1975, as Saigon was falling to Communist North Vietnamese forces, a small U.S. Navy destroyer escort ship, the USS Kirk, played a dramatic but almost forgotten role in rescuing up to 30,000 South Vietnamese. Here, a member of the USS Kirk's crew tends to a Vietnamese baby. Hugh Doyle hide caption

itoggle caption Hugh Doyle

Job seekers speak with recruiters during a career fair sponsored at Malcolm X College in Chicago this summer. Scott Olson/Getty Images hide caption

itoggle caption Scott Olson/Getty Images

Sept. 27, 1994: Then-House Minority Whip Newt Gingrich and other Republicans unveil their "Contract with America" at a Capitol Hill rally. John Duricka/AP hide caption

itoggle caption John Duricka/AP

Cars leaving Ocracoke Island on a ferry arrive in Hatteras, N.C., on Wednesday. Gerry Broome/AP hide caption

itoggle caption Gerry Broome/AP