The Labor Department today reported the nation's jobless rate remained unchanged at 8.3-percent for the month of February, as businesses added 227,000 jobs to payrolls.

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STEVE INSKEEP, HOST:

It's MORNING EDITION from NPR News. I'm Steve Inskeep.

Back in January, Navy Seals rescued an American aid worker who was held for months by Somali pirates. That moment shone a spotlight on the U.S. military's newest regional command - Africom, the U.S. Africa Command, which was created in 2007. One of its biggest concerns is dealing with terrorist groups such as al-Qaida and its regional affiliates. Renee spoke with the head of Africom, General Carter Ham.

RENEE MONTAGNE, HOST:

Good morning.

Iranians have agreed to meet with Western officials to discuss their nuclear program, amid increasing Western concern about its purpose. Steve Inskeep talks to Paul Pillar about his article in The Washington Monthly entitled "We Can Live with a Nuclear Iran." Pillar teaches in the security studies program at Georgetown University.

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STEVE INSKEEP, HOST:

Kansas holds its Republican presidential caucuses tomorrow. Rick Santorum has been the most active candidate in that state. He's trying to stop Mitt Romney's momentum again. Kansas Public Radio's Stephen Koranda has more.

UNIDENTIFIED GROUP: (Chanting) Rick, Rick, Rick, Rick, Rick...

The American non-profit group Invisible Children aims to raise awareness about Ugandan war lord Joseph Kony. A video the group made has gone viral on the Internet. Steve Inskeep talks to Barbara Among, a journalist with Uganda's Daily Monitor, to find out what Ugandans think of the campaign.

The new film Salmon Fishing in the Yemen stars Emily Blunt and Ewan McGregor. It's a pleasant fantasy whose few attempts at seriousness are best forgotten.

On March 11, 2011, at 2:46 p.m. (JST) Japan changed as a nation. A magnitude 9.0 earthquake, the largest to ever hit the island nation, and subsequent tsunami claimed more than 16,000 lives. One year later, the recovery efforts continue, as does the mourning.

Here's the secret of the modern dairy farm: The essential high-tech advances aren't in machinery. They're inside the cow.

Take a cow like Claudia. She lives at Fulper Farms, a dairy farm in upstate New Jersey. Claudia is to a cow from the 1930s as a modern Ferrari is to a Model T.

In the 1930s, dairy farmers could get 30 pounds of milk per day from a cow. Claudia produces 75 pounds a day.

To appreciate a cow like Claudia, you have to know where to look.