Both had three years added to their five-year sentences.[91] Winston and Green surrendered voluntarily in 1956 after they felt that anti-communist hysteria had diminished.[91] Some of the defendants did not fare well in prison: Thompson was attacked by an anti-communist inmate; Winston became blind because a brain tumor was not treated promptly; Gates was put into solitary confinement because he refused to lock the cells of fellow inmates; and Davis was ordered to mop floors because he protested against racial segregation in prison.[91][92]