NPR News

Apple CEO Timothy Cook made a rare appearance on Capitol Hill on Tuesday, testifying after congressional investigators revealed that Apple avoided billions in taxes. Reporter Charles Duhigg of The New York Times and guest host Jennifer Ludden talk about how, as Duhigg writes, "technology giants have taken advantage of tax codes written for an industrial age."

The National Transportation Safety Board has recommended reducing the legal limit for blood alcohol content for drivers from .08 to .05. Critics say it won't significantly help prevent drunken driving. Guest LZ Granderson argues that without more checkpoints, a lower threshold would do nothing.

Hollywood superstar Angelina Jolie has been in the headlines, by her own choice for a change.

Genetic testing showed she was at high risk for breast cancer, so she decided to have a double mastectomy to improve her odds. She revealed her choice, and the thinking behind it, in a recent op-ed in The New York Times.

We don't need to say much. Just watch this video from The Oklahoman of Trenda Purcell's reunion Monday with her 8-year-old son Kamden, who she found safe and sound after the tornado that swept through Moore, Okla.