31.   Since that time, the agency has reinforced its own surveillance operations.

32.   The sweep culminated a yearlong surveillance operation that involved wire taps and trailing of suspects, the police said.

33.   They were accused of taking part in a surveillance operation aimed at intimidating and killing Iranian dissidents in France.

34.   They allow the United Nations to maintain a massive monitoring and surveillance operation to make sure Iraq does not secretly rearm.

35.   Four suspects who are believed to be ETA members were taken in for questioning Wednesday after a police overnight surveillance operation.

36.   He noted the US Sixth Fleet was based in Italy, and that the country was also a base for air surveillance operations over the former Yugoslavia.

37.   He said he based the allegations on information gained from the captured kidnapper during police interrogation, and from prior surveillance operations, but declined to elaborate.

38.   It followed a joint surveillance operation involving British and Irish authorities.

39.   Baluyot said the raid was carried out after a weeklong surveillance operation, during which intelligence operatives had positively identified Binago as a member of the Pentagon kidnap gang.

40.   Detoyato said eyewitnesses and extended surveillance operations had identified the suspects as Abu Sayyaf members although he would not give further details about their identities.