A.M. Edition for Mar. 19. European gas prices surge more than 20% after Iran strikes the world’s largest liquified-natural-gas export facility in Qatar. WSJ editor Peter Landers discusses how the attacks signal the Iran war is entering a new and more volatile phase. Plus, U.S. shoppers hunt for bargains in a boost for discount retailers like Five Below. And art dealers expect Banksy’s work to be even more valuable after the elusive street artist’s identity is revealed. Luke Vargas hosts.

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