William Marvin "Marv" Swena was born on January 8, 1938, in Frances, Utah. Marv married Uelda Kay Giles on May 11, 1959, and they had three children: William K. Swena, Lloyd Brent, and Mark G.
Swena was employed as an assistant superintendent at Reynolds Electrical & Engineering Company (REECo).
William George Hanson was born on September 25, 1937 in Huntington Park, California. Hanson's parents are Harry and Nola Hanson. Hanson moved to Las Vegas, Nevada in 1938. While in Las Vegas he worked as a Title Insurance agent.