CHESTER, Pa. (AP) — Clint Dempsey and Obafemi Martins led the Seattle Sounders to their fourth U.S. Open Cup title Tuesday night, scoring in overtime in a 3-1 victory over the Philadelphia Union. Dempsey, the U.S. national team captain, scored in the 101st minute on left-footed blast off Martins' feed. Read more on NewsOK.com