Well before this year's series of historically powerful hurricanes, Puerto Rico already had a notoriously fickle power supply and crushing debt — the power authority effectively declared bankruptcy in July. Power outages were routine, even in cities.

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AILSA CHANG, HOST:

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Let's meet the two Republicans who are running for U.S. Senate in Alabama. Their runoff election is Tuesday. It's a race that's drawn outsized money and attention. And President Trump has endorsed Luther Strange, who was appointed to the seat earlier this year.

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