US President Donald Trump has ordered two US nuclear submarines to reposition to what he calls "appropriate regions" near Russia, as frustration mounts over stalled peace talks aimed at ending the conflict in Ukraine.
Together, the US and Russia control roughly 90% of the world's nuclear arsenal — more than enough to wipe out humanity.
So, is this a real nuclear threat? A case of Cold War-style brinkmanship? Or just political theater?
In this episode of News Xplained, we'll break it down.
Reporter: Xie Hongzhou
Cameraman: Xie Hongzhou
Video: Deng Yingheng
Poster: Deng Yingheng
Editor: Yuan Zixiang, James, Shen He
Wu Wenhui (intern) also contributed to the story.
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