Transportation Security Administration head John Pistole said the changes will take effect April 25 and will bring the United States into alignment with international rules.

CNN: TSA to allow pocketknives, some sports equipment

And you're seeing now, I think, in the media, especially in the blogs and talk radio, and even some of the cable networks, you know, a more of an alignment with the philosophy, and it does have an effect of, I think, polarizing the political debate sometimes.

NPR: Does Partisanship Have Its Place in Politics?

This effect occurs only when the two stars are in almost perfect alignment.

BBC: Tiniest extrasolar planet found