RFID Invades the Capital
"A new smartcard, the type privacy advocates fear because it combines biometric data with radio tags, will soon be one of the most common ID cards in Washington."
"Department of Homeland Security workers in May will begin using the new ID card, called the DAC, to gain access to secure areas, log on to government computers and even pay their Metro subway fares."

FULL STORY at  http://www.wired.com/news/privacy/0,1848,66801,00.html?tw=wn_tophead_2