Wendell Arden Grissom was convicted of the 2005 murder of Amber Matthews during a Blaine County home invasion.

An inmate on Oklahoma's death row for murdering a woman during a home invasion is set to be executed on Thursday morning. | MORE | Survivors speak out ahead of Oklahoma inmate’s scheduled executionSign up for our NewslettersWendell Grissom was convicted of killing Amber Matthews,

Protestors called for the abolishment of the death penalty Thursday morning outside the Oklahoma State Capitol, shortly before the scheduled execution of Death Row inmate Wendell Grissom.