In the first time that the United States won a gold medal in the first half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the year, the United States won a gold medal in the second half of the