Ulnar Collateral Ligament (UCL) Tear- this is how it looks like and how it happens (In the video: Toronto Blue Jays's pitcher, Tim Mayza tearing his UCL): EVERY pitcher generates enough force on each pitch to rupture the ulnar collateral ligament in his elbow. If a pitcher's elbows come higher than his wrists and shoulders, with the ball pointing down, he's demonstrating an "inverted W" -- a sign that his sequence is off and he's "fighting" his own body. "The No. 1 risk factor for UCL injuries i