articleThe Brief Two suspects are now charged with first-degree murder in the death and dismemberment of 38-year-old Dalewayne Turner of Plainfield. ISP announced Friday that James Adams, 26, and Robin Turner, 62, have each been charged with three counts of first-degree murder in the death of 38-year-old Dalewayne Turner. Severed arm found in Lake MattoonThe backstory:The investigation began on June 28 when boaters found a severed human arm with a distinctive Chicago Bears and Green Bay Packers tattoo in Lake Mattoon. What investigators say happenedDig deeper:Will County court documents identify Adams as Dalewayne Turner's half-brother and Robin Turner as his wife. According to the documents, Adams admitted to fatally stabbing Dalewayne Turner, while Robin Turner did not contact law enforcement after the killing.