The sound of thunder

'Only once in his life had Sean met a man whose stength matched his own - and now again they were pitted against each other. He drove the heel of his right hand up under Jan Paulus's chin, forcing his head back against the encircling left arm. It should have broken Jan Paulus's neck. Instead he locked his arms around Sean's chest below the level of his armpits - and squeezed. Within seconds Sean felt his face...