Chicken Soft Tacos

Place the chicken in a 4-qt. slow cooker. In a small bowl, combine the tomato sauce, chiles, onion, chili powder, Worcestershire sauce and garlic powder; pour over chicken. Cover and cook on low until chicken is tender and juices run clear, 5-6 hours., Remove the chicken. Shred meat with two forks and return to the slow cooker; heat through. Spoon 1/2 cup chicken mixture down the center of each tortilla. Top with cheese, salsa, lettuce, tomato and sour cream if desired; roll up.