Marcellus Williams, the Missouri death row inmate who has maintained his innocence for nearly 24 years, is scheduled to be executed Tuesday, a day after the governor and the state Supreme Court refused to intervene.

Williams, 55, is scheduled to die by lethal injection at 6pm CT on Tuesday for the murder of Lisha Gayle, a social worker and former newspaper reporter

Attorneys for Marcellus “Khaliifah” Williams argued before the court Monday that Williams did not receive a fair criminal trial in part because of the racial makeup of the jury and the fact that the trial prosecutor struck at least one juror in part because of his race,