In an interview with CNN’s Brian Todd, Patrick Cronin discussed Kim Jong Un escalating tensions in response to new U.S. sanctions against Chinese companies doing business with North Korea following the Hanoi summit.

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President Donald Trump shakes hands with President of the European Commission Ursula von der Leyen as he announces a trade deal with the EU at Trump Turnberry golf club on July 27, 2025, in Turnberry, Scotland. (Andrew Harnik via Getty Images)