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.
The state of Louisiana has the top incarceration rate in the country, and for those at Angola not serving life without parole, the average sentence is 90.9 years. In 2013, Congress asked the Justice Department to investigate the prisonâs âegregiousâ use of solitary confinement.