A.M. Edition for Mar. 10. The WSJ’s Aaron Zitner says the Democratic Party is split between progressives who want direct confrontation with Republicans and moderates worried about alienating centrists who vote with their pocketbooks. Plus, Mark Carney wins the contest to become Canada’s new leader and vows to push back on Donald Trump’s trade war. And Russia regains key territory from Kyiv’s troops ahead of this week’s U.S.-Ukraine talks. Luke Vargas hosts.

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