The United States Attorney’s Office for the Eastern District of Oklahoma announced that Matthew Kyle Pinson, age 37, of Wewoka, was sentenced to 51 months in prison for one count of Involuntary Manslaughter, and 51 months in prison for one count of Felon in Possession of a Firearm, to be served concurrently. Pinson was also sentenced to 57 months in prison for one count of Assault resulting in Serious Bodily Injury, to be served consecutive to the other terms of imprisonment.