NEW YORK - Authorities stepped up mass transit security Thursday after receiving a credible threat that the city's subway system could be the target of a terrorist attack in coming days. ....read on"

I hope this pans out to be nothing and you know I'm not into conspiracy theories, but isn't it interesting after the news breaks on Rove that we have another terror alert. Tom Ridge admitted that he had been pressured by the CIA to raise the threat level without sufficient cause in the past. I'm just saying.

John says that CNN's Jeanne Meserve said Homeland Security is not aware of any credible or specific threat against NYC Transit.