A jury is traditionally made up of a group of whose of yours?

A June 23, 1972, tape on which Nixon discussed a Watergate cover-up became known as what kind of gun? The Pony Express ran from Sacramento, California, to which Missouri city? Which word names both a junior reporter and a Chicago baseball player? What word comes after "jury", a sports team owner's and "Pandora's"? A juvenile edition of which 1961 bestseller was called "The Great Adventure of Michelangelo"? A Kansas City radio announcer supposedly gave which jazz bandleader the title "Count"? A katana is a samurai's what? Complete the title of this Ken Follett thriller: "Lie Down with ___".