O.K. here's another. Beautiful girl walks down street,sees KGB agent w' hand in pocket. She say's " Hey Boris,that gun in your pocket or you just glad to see me? Loud report,beautiful girl falls to sidewalk;it was gun.
Russian did not compose limericks, and the KGB agents, as the police, did not usually wear weapons. This was not necessary. However, it was a very long time ago.