Random midday politics links.
* From kottke I find out NASA is fifty years old today.
* The Environmental Protection Agency is warning its pollution enforcement officials not to talk directly to congressional investigators, reporters and even the agency's own inspector general, according to an internal e-mail provided to The Associated Press. Just another day in George Bush's America, 174 more days to go.
* And the presidential race is still close here in North Carolina:
The new numbers from Public Policy Polling (D): McCain 47%, Obama 44%, and Barr 3%, with a ±3.4% margin of error. Four weeks ago, it was McCain 45%, Obama 41%, and Barr 5%.