Jaedyn Shaw scored a pair of goals and the United States went up 3-0 within the first 20 minutes before going on to defeat Argentina 4-0 on Friday night in the CONCACAF Women's Gold Cup. Shaw, 19, scored in the 10th and 18th minute, while veteran Alex Morgan added a third goal off a header in the 19th. Lindsey Horan converted a penalty kick in the 77th.