RABAT: Senegal and Morocco played a chaotic Africa Cup of Nations final in January and they contested the title again Thursday — this time at the Court of Arbitration for Sport which expects a verdict within days. A turbulent match, provoking violent clashes between Senegal fans and Moroccan police, and a hugely controversial fallout is being re-litigated at sport’s highest court in Switzerland nearly nine months after the referee’s final whistle blew in Rabat. The authority of that referee,