To find out, it decided to set up a sting operation.

Any sting operation, he said, has to be carefully planned.

I want other undercover teams to set up sting operations.

Prosecutors were not sure what to make of all that, other than to say the sting operation had been a success.

The sting operations on police officers come in several varieties.

The sting operations appear to be very popular with parents.

"How's he going to explain working a sting operation behind my back?"

The girl finally gets help from a news channel to perform a sting operation on him.

He is the first to be indicted in a sting operation.

The second man, too, was part of the sting operation.