Paul Okon's Central Coast Mariners have led six out of seven games, but have only won one. Fast-starting but lowly positioned A-League club Central Coast are sometimes their own worst enemy, according to coach Paul Okon. But he would still rather they had a lead to relinquish than chase games from behind. Heading into Saturday's away match against Wellington Phoenix, the ninth-placed Mariners have led in all six of their seven games in which there's been a goal, but have won only once. "I think it's a combination of many things," Okon said on Thursday. "It's certainly not a lack of desire....