His body can't take it anymore. Neither can the team. Look at his fielding stats.
http://sports.espn.go.com/mlb/stats/...umn=zoneRating
He needs to move to first base, where he'd be well above average.
1B - Jeter
2B - Cano
3B - Betemit
SS - Visquel
LF - Damon
CF - Melky
RF - Abreu
C - Posada
That there's the best defense the yanks have seen for decades. Plus they got plenty o pop.




