TFC, MLS and De Rosario: A failure to communicate 28 Dec 2010 There have been more than a few embarrassing moments in the four-plus seasons of Toronto FC’s existence; but the fact that Dwayne De Rosario was training with Celtic —less than a full day after acting GM Earl Cochrane vehemently denied that the team’s all-time leading scorer would be leaving the club —has to go right to the top of the charts when it comes to egg dripping off the faces of those running the Reds. De Rosario checked into Celtic’s training session Tuesday morning, wearing shirt No. 19.