Alex Rodriguez plays a sport.
Alex Rodriguez . Rodríguez is the career record holder for grand slams with 25 . The American League of Professional Baseball Clubs , or simply the American League ( AL ) , is one of two leagues that make up Major League Baseball ( MLB ) in the United States and Canada . In baseball , a grand slam is a home run hit with all three bases occupied by baserunners ( `` bases loaded '' ) , thereby scoring four runs -- the most possible in one play . A third baseman , abbreviated 3B , is the player in baseball whose responsibility is to defend the area nearest to third base -- the third of four bases a baserunner must touch in succession to score a run .