Americans are polarized about many things, it seems, but according to a new poll by the Pew Research Center for the People & Press, they agree that the United States should stay out of the Syrian conflict.

Seventy percent of those polled said they oppose the U.S. and its allies sending arms to anti-government groups in Syria. Just 20 percent favor it.

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DAVID GREENE, HOST:

On a Monday, this is MORNING EDITION from NPR News. Good morning. I'm David Greene. We're reporting this morning on a decision just out from the U.S. Supreme Court. The court tossed out an Arizona law that required proof of citizenship for its voters. In a 7-2 decision the justices said the state's voter-approved Proposition 200 interfered with federal law.

The Supreme Court ruled in June that police can routinely take DNA samples from people who are arrested for comparison against a national database. The decision raises major questions about how law enforcement and criminal justice processes will change.

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NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. For the past several weeks, we've taken the opportunity to reconnect with some of our favorite guests and colleagues in a series of conversations looking ahead. Today, longtime NPR New York correspondent Margot Adler, who's filed stories on hundreds of New Yorkers over the years: AIDS activists, street musicians, cops, environmental visionaries, and a guy who will move your car at exactly the right moment to take full advantage of opposite-side-of-the-street parking laws.

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NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan.

In Tehran today, the first news conference of Iran's president-elect ended abruptly when a man in the audience jumped up to protest the absence of the man many believe was elected president four years ago, Mir-Hossein Mousavi has been held under house arrest since 2011. And after the interruption, President-elect Hasan Rouhani left the stage and state television pulled the plug on the live broadcast.

In her book Cows Save The Planet, journalist Judith Schwartz argues that the key to addressing carbon issues and climate change lies beneath our feet. Schwartz says that proper management of soil could solve a long list of environmental problems.

"The thing to realize is that while we think about this as a sky thing — that it's all about all the fossil fuels that we're burning and all that spewing into the atmosphere — it's actually also a ground thing," she tells NPR's Neal Conan.