Utahns Joseph and Shalisse Johnstun were young Mormon singles â he a history buff, she an English major â when they carpooled back to Omaha, Neb., for the 1997 wagon train re-enactment. They pulled handcarts side by side until Shalisse realized how âstupid that was,â she recalls, so she hopped on the Utah Centennial Wagon, eventually driving the team for much of the way. The two spent the next three months âgeeking out together,â Joseph says, got married shortly afterward and today live in Madis...