Three years ago, a Denver bellhop ventured into Arizona’s Superstition Mountains determined to find the Lost Dutchman’s Mine, an elusive, vast gold reserve that has lured prospectors since the 19th century. Jesse Capen, 35, had made finding the hidden treasure an “obsession” fueled by more than 100 books and maps on the legendary — and perhaps nonexistent — mine named for German immigrant Jacob "The Dutchman" Waltz. On Saturday, years after Capen’s Jeep, wallet, backpack and cellphone were found by hikers, volunteers from the Superstition Search and Rescue finally located what they believe is Capen’s body. “We call ‘em Dutch...