LINCOLN, Neb. (KOLN) – An inmate at Lincoln’s Reception and Treatment Center has died one year into his 40 to 50 year sentence. Nebraska’s Department of Correctional services says 56-year-old Shawnn Nahkahyen-Clearsand died on Wednesday at a Lincoln hospital. Nahkahyen-Clearsand’s 40 to 50 sentence began on October 30,…