"Russian Security Force Detains U.S. Reporter: Prisoner Swap Talks Underway?"
A clandestine unit of Russia's Federal Security Service has been covertly tracking high-profile Americans in the country, breaking into their rooms to plant recording devices, recruiting informants from the U.S. Embassy's clerical staff, and using young women to coax Marines posted in Moscow to reveal secrets. American officials have been monitoring this unit with growing concern.