William Dillard Powell, a 58-year-old white male, was executed by lethal injection at the Central Prison in Raleigh, North Carolina on March 11, 2005. Powell was found guilty of the 1991 murder of Mary Gladden, a 54-year-old white female. Powell, who was 45-years old when he committed the capital crime, was sentenced to death on April 29, 1993.