According to a release from the Brown County sheriff’s department, an Aberdeen man in the custody of the Brown County jail died Sunday after being airlifted to a Sioux Falls Hospital. 28-year-old Mitchell Morrison was found in his cell after 10:00 p.m. with a noose around his neck. Officers tried to administer CPR, but Morrison was eventually sent to Sioux Falls. The death remains under investigation by the South Dakota Division of Criminal investigation and an autopsy has been performed. The results will be released at a later date.