From Marc Carig:Jorge Posada declared himself 100 percent on Sunday. The results made it difficult to argue with him. The New York Yankees catcher offered solid evidence that his surgically repaired right shoulder will stand up to the rigors of 110 games this season - as the organization is hoping - throwing out three of four baserunners during a minor league exhibition game against the Pittsburgh Pirates. "Now you know you can trust your arm again," Posada said. "That's al...