Gary Sheffield knows who leads the New York Yankees, and it apparently isn't Derek Jeter or Alex Rodriguez. "Jeter is our captain. He's not the leader. He's the captain." -Gary Sheffield Sheffield all but appointed himself the Yankees' most valuable player in an interview with New York magazine, accusing reporters of distorting the truth and ruining team chemistry. "I know who the leader is on the team," Sheffield told the magazine. "I ain't going to say who it is, but I know who it is. I know who the team feeds off. I know who the opposing team comes in...