Dallas Cowboys assistant coach Todd Haley is suing a suburban McDonald's, claiming his wife and the family's live-in baby sitter found a dead rat in a salad they took home and began to eat. The lawsuit filed Thursday in state district court seeks $1.7 million in damages, The Dallas Morning News reported on its Web site. In addition to Haley, the Cowboys' passing game coordinator who got in a well-publicized shouting match with receiver Terrell Owens earlier this month, the suit was also filed on behalf of his wife Christine and the family's au pair, Kathryn Kelley. A message left...