Watch Clip
![](http://image.pbs.org/video-assets/ggDnyFS-asset-mezzanine-16x9-PNpBhkj.jpg?resize=410x)
How to Prevent a Cold War With China
17m 30s
Tensions between the U.S. and China -- Russia's closest ally -- are intensifying after a visit to Moscow by Beijing’s top diplomat, Wang Yi. Professor Jessica Chen Weiss was a senior adviser to the U.S. State Department until July of last year. She tells Walter how Beijing’s latest moves could impact another year of war.