Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Charles Dwayne McElroy Sr. (born October 1, 1967 in Port Arthur, Texas), is a former professional baseball player who was a relief pitcher in the Major Leagues from 1989-2001. He volunteers at Cal Ripken baseball camp. In June 2011, his son C.J. McElroy was selected by the St. Louis Cardinals in the 3rd round of the MLB First Year Player Draft. Major League Baseball (MLB) is the highest level of professional baseball in the United States and Canada, consisting of teams that play in the National League and the American League.