The first punch snapped my head back with such force I thought my skull had become dislodged from my spine. And then more skinheads, sweaty after their exertions on the dance floor, streamed out of the pub, encircling me so that their odor mingled with their snarling rage. A couple more punches gave way to a fusillade of blows that knocked me to the filthy, gum encrusted sidewalk. And then the real brutality began.