When Scott Wehrli began working as a part-time police officer for the Naperville Park District, suicide calls were few and far between. Not unheard of, but sparse. Over the past 10 years, though, the calls have mounted, Wehrli says. The problem only became more apparent when he started campaigning for mayor. “Everywhere I went,” he recalled, “I would hear a similar concern: ‘What are we doing .