Rick Perry makes it official: He's running for president.

The best commentary I've yet heard on Perry - and his best endorsement yet - comes from Kevin Williams in NRO:

The guy that NPR executives and the New York Times and your average Subaru-driving Whole Foods shopper were afraid George W. Bush was? Rick Perry is that guy.

Perry's the new kid on the block and has the national microphone for the next few days - let's see what he can do with it.