MOSCOW - Russia's main domestic intelligence service raided the Moscow headquarters of an investigative agency on July 19, in a rare sign of dysfunction in the country's domestic security services.
New York Times: One Russian security agency raids another, in rare sign of dysfunction
A Mi-35MS (a flying comandopost variant) helicopter lands onto the top of Russia's Federal Securuty Service (FSB, former KGB) headquarters in downtown Moscow on February 25, 2016.