A.M. Edition for Dec. 4. A day after declaring martial law, South Korean President Yoon Suk Yeol is facing the prospect of impeachment. The WSJ’s Timothy Martin helps us make sense of a historic 24 hours. Plus, with Donald Trump’s choice of Pete Hegseth to run the Pentagon facing mounting scrutiny, the president-elect mulls replacing him with Gov. Ron DeSantis. And Marine Le Pen prepares to square off with France’s government and markets in a no-confidence vote today. Luke Vargas hosts.

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