1.   The police had planted undercover detectives at every entrance.

2.   Journalists informed police who planted an undercover detective to trap Smith.

3.   However, the two men he approached to arrange the murder were undercover detectives and Taylor and his daughter were arrested.

4.   An undercover detective was trying to buy drugs from three young men as a dozen backup officers waited to move in and arrest them, the police said.

5.   Angry words were exchanged, a scuffle erupted and the two backup detectives came to the aide of the undercover detective.

6.   A search warrant was obtained after Luera sent incriminating pictures to undercover detectives who answered his advertisement, the authorities said.

7.   Brooks said an undercover detective began attending fights months ago to gather information on the bird handlers, guards and money collectors.

8.   But he acknowledged that she seemed confused and that another undercover detective finally had to tell her what specifically she was being paid to do.

9.   But in April, while the Gatien investigation was under way, Bradley was arrested at a New Jersey mall for trying to sell Ecstasy to an undercover detective.

10.   But some undercover detectives ask whether the department is taking enough precautions to protect its most vulnerable employees.