KAALtv.com Posted at: 07/14/2008 02:26:38 PM

Inmate in Mount Pleasant Prison Hangs Himself

MOUNT PLEASANT, Iowa (AP) - State corrections officials say an inmate at the prison in Mount Pleasant has killed himself.

John William Martin was found Sunday afternoon, hanging by a sheet in a seated position. The sheet was tied to a ceiling air supply vent.

Corrections officials say the 58-year-old was in a segregation unit pending a disciplinary investigation.

Martin was serving a 20-year sentence from Des Moines County for third degree sex abuse and possession of a controlled substance.