The final member of a sprawling machinegun and drug trafficking ring operating in Benton Harbor has been sentenced to 108 months in federal prison, marking the end of a major investigation that dismantled a significant criminal network. Earl Austin IV, 22, was convicted for his role in trafficking methamphetamine, guns, and machinegun switches. He is the last of 17 defendants across three separate indictments to be sentenced in this case. U.S. Attorney for the Western District of Michigan, Mark Totten, expressed satisfaction with the outcome, stating, “The families of Benton Harbor deserve to …