US Treasury Secretary Yellen calls for level playing field for US firms during China visit

U.S. Treasury Secretary Janet Yellen called Friday for a level playing field for American companies and workers as she began a five-day visit to China in one of the country's major industrial and export hubs. Yellen told Wang Weizhong, the governor of Guangdong province, that it's important for the U.S. and China to have open and direct communication on areas of disagreement.. (AP Video by Caroline Chen)