WISE COUNTY, Va. One week after a CBS 6 investigation brought an eyewitness account of a death inside Wallens Ridge State Prison to light, a top law enforcement official has stepped aside from the case.The Wise County Commonwealth's Attorney's Office confirmed it will not make the charging decision in the death of 27-year-old Aubrey McKay. The case will now be handled by the Smyth County prosecutor.Watch: Former inmate says he saw officers beat …