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Urban farming goes vertical, as Singapore opens a 30-feet tall greenhouse for bok choy and cabbage. The farm is already producing half a ton of veggies per day for local supermarkets. But are these vertical "farmscrapers" any more efficient than traditional, flat greenhouses?

Petraeus has been married for 37 years and said "such behavior is unacceptable." Petraeus retired from the Army as a four-star general to become the CIA chief in September of 2011.

Iran's economy has been hit hard by U.S.-led sanctions that have targeted its oil exports and its banking system. In response, Iran appears to have gone on a gold buying spree as it attempts to halt the downward spiral of its currency.

Accordion renegade Kimmo Pohjonen collects a series of gruesome tales on Murhaballadeja.

Christopher E. Kubasik's relationship, the company said, came to light during an investigation. Marillyn A. Hewson will instead take his place as CEO next year.

President Obama and House Speaker John Boehner both made their opening bids Friday on how to deal with tax, spending and debt problems. Their proposals sound strikingly familiar, but Obama says this time he has proof the majority of Americans agree with his approach to taxes.

The country is disputing a new report that names it as the world's leading jailer of journalists, with scores behind bars — ahead of Iran, China and other authoritarian states. Ongoing international attention to Turkey's treatment of the media has raised hope that reforms could be forthcoming.

CIA director David Petraeus has resigned after admitting to an extramarital affair. Host Scott Simon talks to NPR's Tom Bowman about this latest development in the former general's storied career.

Florida officials said the president had 50 percent of the vote to Romney's 49.1 percent. His win of the state's 29 electoral votes gives Obama a total of 332 electoral votes to Mitt Romney's 206.

Bobby McDonald's wife, a nursing student who works at a hospital, fell asleep after a long shift. McDonald thought he had a good shot at winning a seat on the Walton, Ky., city council, so he didn't wake her up to vote.