Which fortified wine comes from Portugal's Douro Valley?

Which former U.S. Marine officer teamed up with Robert MacNeil in 1973 to cover the Watergate hearings on PBS? A former Vietnam War POW, who succeeded Barry Goldwater as a U.S. senator from Arizona in January 1987? A fort in New Haven was named for which Connecticut patriot who was hanged as a spy in 1776? Which fortified dessert wine comes from a Portuguese island in the Atlantic? What is a forward on a soccer team, whose main job is to score goals, often called? Which country was a founding member of OPEC in 1960? Which ex-Beatle was a founding member of the Traveling Wilburys? Complete the title of this 1965 Frank Sinatra POW adventure: "___ Express".