In 1969, Jackson was transferred from San Quentin to the [[Soledad]] prison in California, where in January 1970, he and others were charged with the murder of a guard John V. Mills who had shot several black inmates during a riot in the prison yard. Jackson if convicted this time faced a possible death penalty. | In 1969, Jackson was transferred from San Quentin to the [[Soledad]] prison in California, where in January 1970, he and others were charged with the murder of a guard John V. Mills who had shot several black inmates during a riot in the prison yard. Jackson if convicted this time faced a possible death penalty. |