They typically attempt to catch offenders in the act after monitoring their activities for some time.

Detection, Covert surveillance to catch offenders, again using crime pattern analysis so as not to waste valuable police time.

The criminal justice approach has focused on catching and punishing offenders.

Catching offenders is easiest when officers can simply wait for them at known dumping spots.

The third group is a control group: people selected at random to enable Customs to see if it is catching offenders at the right rate.

In 1957, Northwestern's Interfraternity Council began conducting "liquor checks" in chapter houses to catch offenders.

We may use personal data for the purposes of preventing or detecting crime and catching or prosecuting offenders.

And yet this week alone, regulators seemed to be on a full-court press to catch offenders.

Developed an algorithm for catching offenders.

J. O. Conboy, chairman of the Greenwich citizens committee, said the state should have mobile units checking at random to catch offenders.