(170202) -- MUSCATINE, Feb. 2, 2017 (Xinhua) -- U.S. Ambassador to China nominee Terry Branstad speaks during a news conference held after "Happy Chinese New Year Concert In Muscatine", in Muscatine, Iowa, the United States, Feb. 1, 2017. Terry Branstad said Wednesday that he would play a constructive role in enhancing China-U.S. relationship during a news conference held in Muscatine, Iowa. (Xinhua/Wang Ping) (cl)more(170202) -- MUSCATINE, Feb. 2, 2017 (Xinhua) -- U.S. Ambassador to China nominee Terry Branstad speaks at "Happy Chinese New Year Concert In Muscatine" in Muscatine, Iowa, the United States, Feb. 1, 2017. Terry Branstad said Wednesday that he would play a constructive role in enhancing China-U.S. relationship during a news conference held in Muscatine, Iowa. (Xinhua/Wang Ping) (cl)more