Derek Jeter said goodbye with a third-inning infield single at Fenway Park.
Preston Guilmet had a most unusual season with the Orioles. He had six separate stints with the team.
Derek Jeter isn't the only great player retiring today. Chicago's Paul Konerko is leaving, too.
Miguel Gonzalez is scheduled to be followed by many relievers in the Orioles' final regular season game.