New York Yankees manager Joe Girardi said his team needs to use multiple signs even when there is no one on base at Rogers Centre because the Blue Jays "could be" stealing signs using illegal methods. "Sometimes we have inclinations that certain things might be happening in certain ballparks and we are aware of it and we try to protect our signs," Girardi said. On Friday, in a 7-1 loss to Toronto, Girardi ordered catcher Russell Martin to put down multiple signs even when there was no one on base. Starter Freddy Garcia and Martin believed it threw off the pitcher's rhythm. Read more: http://espn.go.com/new-york/mlb/sto...ys-toronto-blue-jays-stealing-signs-illegally