Davis ' hopes faded though , so he initiated negotiations in 1989 to take the team back to Oakland .
Four years passed before Raiders honcho Al Davis began making noise about shifting the team to a newer venue in southern California .
honcho ' hopes faded though , so Al Davis initiated negotiations in 1989 to take the team back to Raiders .
Four years passed before Raiders honcho Al Davis began making noise about shifting the team to a newer venue in southern California .