An inmate allegedly assaulted and killed a corrections officer on Christmas Day at an Ohio prison. Authorities said the attack was "beyond comprehension."

Andrew Lansing, a corrections officer at a prison in Chillicothe, Ohio, was killed Christmas Day in what state officials say was an "inmate assault."

A prison officer in Ohio was attacked and killed by an inmate on Christmas Day in an incident authorities have described as "beyond comprehension." The officer, Andrew Lansing, was assaulted around 7:15am Wednesday at the Ross Correctional Institution in Chillicothe,