Subheading: "A congressman, a billionaire movie director, and an unparalleled mission of discovery." The billionaire is revealed near the end, to keep you read

Subheading: "A congressman, a billionaire movie director, and an unparalleled mission of discovery." The billionaire is revealed near the end, to keep you reading: "For this mission, he has a secret weapon. During the briefings at JPL, Culberson brought a friend with him, the famed Director James Cameron."