Home plate umpire Gerry Davis checks out the hand of Michael Pineda of the New York Yankees in front of teammate Derek Jeter before throwing him out of the game in the second inning against the Boston Red Sox.
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Retired baseball pitcher Tommy John, left, and Dr. Frank Jobe at the National Baseball Hall of Fame in July 2013. Jobe was honored for the pioneering surgery he first performed on John's elbow in 1974.
Pete Rose of the National League barreled into American League catcher Ray Fosse at the 1970 All-Star Game in Cincinnati. It's one of the most famous home plate collisions in Major League Baseball history.