http://www.nypost.com/news/regionalnews/5243.htm
According to The Post:
"The NYPD has started beefing up patrols in the subways because of renewed fears about a possible gas or chemical attack there, The Post has learned.
Although the Police Department has no specific information that an attack will happen, there has been a rise in general suspected terrorist "chatter," an NYPD source said.
I find this ironic given Bush has asked for an absurd $87 billion that no one wants to give him. I think the White House spin machine has gone to far with this one.