Last week, NPR and other news outlets aired a story about a possible nuclear test conducted in China. Assistant Secretary of State Christopher Yeaw alleged that China had conducted a clandestine ...

The U.S. government has released fresh intelligence on what it claims was an illicit Chinese nuclear test conducted in 2020. On June 22 of that year, a remote seismic station in Kazakhstan detected a ...

WASHINGTON, Feb 17 (Reuters) - A senior U.S. official on Tuesday revealed what he said were new details of an underground nuclear test blast that China allegedly conducted in June 2020. Assistant ...

FILE - Christopher Yeaw, center, arrives to a Senate Foreign Relations Committee confirmation hearing on his nomination to be an assistant Secretary of State, Nov. 19, 2025, on Capitol Hill in ...