Becky Sullivan

NPR journalists Mary Louise Kelly and Becky Sullivan and freelance photographer David Guttenfelder were among the some 150 foreign reporters who visited North Korea last month, at the invitation of the government, to cover celebrations commemorating the 70th anniversary of the founding of the Democratic People's Republic of Korea. Guttenfelder has taken nearly 40 reporting trips to the isolated country since 2000.

A single four-letter word — added to a provision of the tax code — has professional sports leagues scrambling, as teams face what could be millions of dollars in new taxes.

"Real."

The revision changed a section of the tax code that applies to "like-kind exchanges." Under the old law, farmers, manufacturers and other businesses could swap certain "property" assets — such as trucks and machinery — without immediately paying taxes on the difference in value.