In China and U.S., mutual distrust grows, study finds
中美民众间好感下降，不信任增强
The New York Times, July 19, 2013
http://cn.nytimes.com/world/20130719/c19distrust/dual/
See full survey conducted by the Pew Research Center:
http://www.pewglobal.org/files/2013/07/Pew-Research-Global-Attitudes-Project-Balance-of-Power-Report-FINAL-July-18-2013.pdf