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.
Critics note that Red Onion's solitary confinement rate is the highest in the Virginia prison system. A reported 173 of the prisoners in solitary confinement have been diagnosed with mental illnesses, and some contend that isolation exacerbates their conditions and limits their ability to get treatment.