EDTA is a chemical that is added to certain foods and beverages to help them keep their color and flavor. For instance, it is sometimes added to: 1  Sodas. 2  Canned fruits and vegetables. 3  Non-nutritive sweeteners. 4  Condiments such as mayonnaise. 5  Salad dressings.
Herman Wallace was serving a 50-year sentence for armed robbery when he was convicted, along with fellow inmate Albert Woodfox, for the murder of a prison guard at the Louisiana State Penitentiary in 1972. Wallace spent 41 years in solitary confinement.
Michael Selsor may have been the prisoner who served the second longest time between conviction and execution of anyone in U.S. history. He was first sentenced to death in Oklahoma on January 30, 1976, for murder and was imprisoned for about 36 years and 3 months prior to his execution on May 1, 2012.