91.   The police realized that a few minutes later, after they regained radio contact with the undercover officer.

92.   The police stationed undercover officers there on Thursday.

93.   The sergeant, whose name was not released because he is an undercover officer, was treated at Jamaica Hospital for minor injuries and released, she said.

94.   The shootings raised questions once again about police safeguards to protect undercover officers from so-called friendly fire.

95.   The shooting of Robinson also focused attention on whether black undercover officers are more at risk in such confusing situations.

96.   The undercover officers chased the attackers to the entrance of the Brooklyn-Battery Tunnel, where they took them into custody.

97.   The undercover officers also posed as sanitation workers and were offered bribes by businessmen who were not entitled to pickups, the mayor said.

98.   The undercover officers who posed as students said Friday they were shocked to discover that youths openly sold drugs inside classrooms and used drugs throughout school campuses.

99.   The undercover officer said the products containing the drugs are usually kept out of sight and a person has to ask for them.

100.   The unit then made contact with Curry and set up the meetings with the undercover officer.