"After taking an assignment as a supervisor for the U.S. Fish and Wildlife Service, agent Lucinda Schroeder felt chafed by the restrictions of her desk job. She'd spent her career making cases against wildlife poachers, smugglers, and people who exploited wildlife for huge sums of money. As a supervisor she wasn't allowed to carry a case load. Her responsibility was to oversee the work of five other agents as they investigated wildlife crimes. But...