NPR News

The Army has spent billions of dollars in the past 15 years on an ambitious program to develop a universal radio. It was called the Joint Tactical Radio System, or "JTRS." But now the Army has scrapped most of that program. Melissa Block talks to military writer David Axe about its failure.

Melissa Block talks to NPR's Ari Shapiro, who is covering the campaign of former Massachusetts Gov. Mitt Romney. Romney is the frontrunner in polls leading up to Tuesday's New Hampshire primary.

Audie Cornish and Melissa Block talk to NPR correspondents covering the New Hampshire primary. NPR's Don Gonyea is covering the campaign of former Pennsylvania Sen. Rick Santorum. NPR's Robert Smith is covering the campaign of Texas Rep. Ron Paul. NPR's Tovia Smith is covering the campaign of former Utah Gov. Jon Huntsman. And NPR's Andrea Seabrook is covering the campaign of former House Speaker Newt Gingrich.

Transcript

MELISSA BLOCK, HOST:

Last week in Boston, 7,000 mathematicians, math teachers and math enthusiasts from all over the world converged for something called the Joint Mathematics Meeting. Naturally, there was a lot of this...

UNIDENTIFIED MAN 2: C plus S minus two.

UNIDENTIFIED WOMAN: Well, S is A plus B and C is two.

UNIDENTIFIED MAN 2: Right.

BLOCK: But reporter Ari Daniel Shapiro also found a lot that he wasn't expecting.

When the current president of South Korea Lee Myung-bak took office four years ago, he turned a cold shoulder to engagement with North Korea. The conservative wing in South Korea opposed improving relations with Pyongyang. But that has proven to be an unpopular policy, and now Lee finds himself in the difficult position of appealing for closer ties in this unpredictable transition period in North Korea. Lee goes to Beijing Monday to seek Chinese backing for this policy shift.