(AP) — U.S. national team forward Alex Morgan sat out Saturday's match with the Portland Thorns because of a minor left knee contusion. Fellow national team player Tobin Heath started for the Thorns in a 1-0 victory over the New York Flash in the National Women's Soccer League. [...] she reinjured the ankle last fall during in a group stage match during the CONCACAF Women's Championship, which served as qualifying for the World Cup.