Morning Edition

President Obama held a wide-ranging news conference Tuesday. He bluntly challenged Republican critics of his Iran policy — saying the stakes are too high to let politics intrude. The news conference was designed to steal some of the spotlight from GOP presidential hopefuls on Super Tuesday.

Mitt Romney won the GOP presidential primary in Ohio Tuesday night. Unlike most of the other states voting on Super Tuesday, Ohio will be a pivotal swing state in the general election.

Dunkin Donuts is aiming to nearly double its outlets in China. To help meet its goal, the donut chain has come up with pork donuts. The company even recruited NBA star LeBron James to pitch the new treats to Chinese consumers.

GOP presidential candidate Rick Santorum won three Super Tuesday contests: Oklahoma, North Dakota and Tennessee. He just missed in Ohio. Mitt Romney went on to win there.

When Lehman Brothers collapsed in 2008, it was the largest bankruptcy in U.S. history. More than three years later, Lehman is emerging from Chapter 11. The firm is really just back in business to liquidate itself. Lehman has about $65 billion in assets that it intends to distribute among its many creditors starting next month.