National News from NPR

With three wins on Super Tuesday, and a victory in the Kansas caucuses over the weekend, GOP hopeful Rick Santorum is on a high — and campaigning hard in the South.

"This is going to be a very close race here in Mississippi and I know the same thing is true in Alabama. We've got lots of folks down here working hard," Santorum told a crowd at Weidmann's historic restaurant in Meridian, Miss. on Sunday.

The White House will unveil a report today showing that U.S. dependence on foreign oil imports has dropped by more than two million barrels a day since President Obama took office.

The report shows U.S. imports at 8.4 million barrels a day last year from 11 million barrels a day in 2008. As a percent of all U.S. consumption, foreign imports went from 57 percent down to 45 percent in the same period, the report says.

A Japanese doctor said he wanted people to see the beauty of his Ferrari, so he positioned a camera behind the driver's seat and zoomed away. The video shows him driving 77 mph — 52 miles over the speed limit. Angry viewers reported the driver to police.

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And we're also reporting on violence on the border between Israel and the Gaza Strip. The attacks stretched the weekend into today. Israeli airstrikes killed three more people today in Gaza - that Palestinian-held area - bringing the total to 21.

As Israelis have been bombing, Palestinians have been firing rockets into Israel. And NPR's Lourdes Garcia-Navarro is following this story.

And Lourdes, what's the latest?

Japan is far from back to normal, after an earthquake, tsunami and nuclear disaster devastated the northeastern part of the country a year ago. U.S. Ambassador to Japan John Roos talks to Steve Inskeep about his latest visit to the hard-hit region of Tohoku.

Americans have worked for years to position themselves as protectors of Afghans against murderous insurgents. But on Sunday, a U.S. Army sergeant surrendered after a shooting rampage that left 16 people killed — including women and children.

Officials in Beijing are telling government departments to stop buying Audis, and instead drive the Red Flag, which is China's version of the luxury sedan. It used to shuttle Communist luminaries like Chairman Mao. It was, however, phased out two years ago as a gas guzzler.

Mississippi and Alabama hold Republican primaries Tuesday. The two Southern contests are crucial for former Pennsylvania Senator Rick Santorum and former House Speaker Newt Gingrich.