And saboteurs and murderers and undercover operators of all varieties have to work against a definite handicap.

He'd made enemies in the drug-dealing community when he was an undercover operator, and after five attempts on his life, Marsha had decided enough was enough.

With a helicopter circling overhead, heavily armed members of the anti-crack unit and narcotics detectives converged on locations where undercover operators said drug purchases had been made in previous weeks.

Sabri Sassine: undercover operator for the Turkish Dev-Genc, released from gaol in the Argentine.

Demand for undercover operators was always increasing.

Dr. Vernon Coleman writes that "Just before Christmas 1989 two undercover operators finally persuaded Feldberg to allow them to take video and still photographs of him at work.

According to a confidential source at the CIA, Mrs. Wilson was an analyst, not a spy, not a covert operative and not in charge of undercover operators.

The only concern is whether anyone was entrapped by the agency's undercover operators, an issue for the courts to decide.

The only chance is an undercover operator infiltrating it, in the form of Jimmy Christopher.

In Northern Ireland, he spent two years working as an undercover operator with 14 Intelligence Company, going on to become an instructor.