Local law enforcers, such as Rock Island County State's Attorney John McGehee and Quad City Metropolitan Enforcement Director Kevin Winslow say the solution to the heroin problem is to stop the dealers. "We don't focus on addicts and users," Mr. Winslow said. "I think law enforcement as a whole wants to get the source of the problem." In 2014, local officials filed their first case of drug-induced homicide against Jamil Steward, 26, of East Moline, who was accused of selling heroin that caused the overdose death of Michael Reid, 26, of Silvis. Mr. Steward entered an Alford plea on Dec....