PLO perverts.

[Yasir] Arafat met with the KGB and was boosted diplomatically by the Soviets but the low quality of the trainees presented by the PLO—internal documents accused half of them of alcoholism, passing counterfeit money, and sexual perversion—made intelligence cooperation more difficult.

Imagine the distress of the KGB over the fact that the PLO didn't send terrorist trainees with higher morals.

"The KGB and the Battle for the Third World." By Barry Rubin, Middle East Quarterly, Spring 2006 <-- Ocnus.Net.