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The president made the case for the Iran war, and markets were not impressed. After President Donald Trump's address to the nation last night, the price of oil went up, and stocks went down. This is a total reversal of what markets were doing going into the speech, when stocks rallied, and oil prices fell. We'll get into it all and provide some key takeaways. Then, Marketplace’s David Brancaccio takes a trip to a West Hollywood pawn shop.