(SALEM, IL) — Two Centralia men turned themselves in to law enforcement on outstanding Marion County warrants stemming from an eight month investigation into the distribution of heroin and methamphetamine in the community. According to Centralia Police Chief Brian Atchison, 39-year-old Nathan J. Johnson, turned himself in Friday. Johnson was wanted on a warrant charging him with three counts delivery of a controlled substance. He was taken to the Marion County Jail. On Monday, 39-year-old Arthur J. Ores, turned himself in to the Marion County Sheriff’s Office on an outstanding warrant charging him with six counts delivery of a controlled substance. Ores was unable to post bond and remains in jail. The warrants issed for the arrests of the two men stemmed from a joint investigation by the Centralia Police Department and the Marion County Sheriff’s Office. Approximately two-dozen arrest warrants were issued based upon the investigation and on Friday morning 10 of those warrants were executed in Centralia and one in Salem. A total of 35 law enforcement officers with CPD, MCSO, and the U.S. Marshal’s Service spread across the city in an operation that in some instances resulted in additional charges when guns or drugs were reportedly found at the scene. The investigation is ongoing and additional arrests are expected.