Tennessee executed Harold Wayne Nichols by lethal injection for the 1988 rape and murder of college student Karen Pulley, nearly 40 years after the crime and multiple delays.

By day, Harold Wayne Nichols appeared to be a loving husband. By night, he was a serial predator who attacked women at their most vulnerable.

Tennessee death row inmate Harold Wayne Nichols was executed by lethal injection Dec. 11 at Riverbend Maximum Security Institution in Nashville. Nichols, 64, was pronounced dead at 10:39 a.m. He was on death row for 35 years.

Harold Wayne Nichols, 64, was sentenced to death after being convicted for the 1988 rape and murder of Karen Pulley in Chattanooga.