11.   Then began a hunt that led plainclothes agents halfway round the world, to South America, Portugal, Switzerland, Spain, Italy, and France.

12.   Two days later, Wang said, six or seven plainclothes agents or seven plainclothes agents cursed him and threatened to beat him to death.

13.   Outside the home, more than a dozen plainclothes military intelligence agents photographed and videotaped people entering and leaving.

14.   Police claimed they learned only later that the gunmen were plainclothes agents from the Federal Security Service, a branch of the former KGB.

15.   A plainclothes agent tripped her and sent her sprawling as she ran to elude arrest.

16.   About a half-dozen uniformed policemen and several plainclothes agents were at the scene, and an ambulance was nearby, he said, speaking on condition of anonymity.

17.   According to Tsirulnikov, police only learned later that the gunmen were one or more plainclothes agents of the Federal Security Service, a branch of the former KGB.

18.   Along with numerous X-ray machines, it hires plainclothes security agents to mix with workers.

19.   And two plainclothes security agents interrupted an interview being conducted by an AP correspondent at the Hamas party headquarters.

20.   As the refugees talked, several plainclothes security agents stood nearby.