Olympic legend Usain Bolt has completed his football trial at A-League outfit Central Coast Mariners and will part ways with them after failing to agree on commercial terms, the club said on Friday. The Jamaican was keen on becoming a professional footballer after a glorious career in athletics the mission was to secure a contract in Australia. However, starting as a professional footballer at the age of the 32, the odds were stacked against him. "Despite the fact that we could not come