Mysterious 2020 explosion in China had hallmarks of nuclear test, US official alleges

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020.

Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute event in Washington, D.C. on Tuesday, and said evidence of the explosion came from a seismic station in Kazakhstan. The station detected a magnitude 2.75 explosion located at China's Lop Nur test grounds on June 22, 2020.

"I’ve looked at additional data since then. There is very little...