 After a trip to the 2006 World Series that ended with a defeat to the St. Louis Cardinals, the Tigers started the offseason by trading pitchers Humberto Sánchez, Kevin Whelan, and Anthony Claggett to the New York Yankees for outfielder and designated hitter Gary Sheffield.Plus, they re-signed players from the previous season's team; first baseman Sean Casey, second baseman Omar Infante, outfielder Craig Monroe, left-handed starting pitcher Nate Robertson, and right-handed relief pitcher Fernando Rodney all returned with the Tigers for the 2007 season.As of July 18, the Tigers had sold 2,712,393 tickets at Comerica Park for the 2007 season, setting a new single-season home attendance record for the team.