Former U.S. ambassador to China says he fears Trump may be taking soft approach with Xi Jinping

Nicholas Burns, the former U.S. ambassador to China, joins CBS News with his take on the Trump-Xi summit and on diplomatic relations with the U.S. adversary.

Nicholas Burns, the former U.S. ambassador to China, joins CBS News with his take on the Trump-Xi summit and on diplomatic relations with the U.S. adversary.