A fake university established as part of a sting operation to expose student visa scams has netted 21 suspects in mass arrests carried out by American immigration authorities.

美国移民当局的一个卧底行动——通过建立假大学以揭露学生签证诈骗并进行大规模逮捕，该行动逮捕了21名犯罪嫌疑人。

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He even organised a "sting" operation, telling officers to wait for Okole when he arrived from Tajikistan.

他甚至“精心”组织了一个行动，让警官等okole从塔吉克斯坦来。

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Mr Campbell was arrested in 2008 in a sting operation involving Lithuanian, Irish and British secret services.

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North Carolina recovered its copy in 2003 as part of a sting operation by the U.S. Secret Service.

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American undercover agents mounted a sting operation after being tipped off about the plotters' attempts to buy weapons.

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