““As Hoffa put it, “Nobody can describe the sit-down strikes, the riots, the fights that took place in the state of Michigan, particularly here in Detroit, unless they were a part of it.” And on another occasion he said, “My scalp was laid open sufficiently wide to require stitches no less than six times during the first year I was business agent of Local 299. I was beaten up by cops or strikebreakers at least two dozen times that year.” And””