As his team sealed a 2-0 victory over Cologne in November, Christian Streich’s eyes pricked with tears. He dabbed at them as he stared out at the pitch, then turned, punched the air and hugged each of his fellow coaches.external-link Note, ‘fellow coaches’. This is an important point to Streich. Those alongside him in the Freiburg dugout are not his coaching staff or assistants. Streich – nominally the head coach…