| In places where the police spend more time interacting with people as people and not as perps, they are noticeably different. |
| Because the perps have generally kept their faces covered and worn gloves, substantial clues have been difficult to come by. |
| Its creations range from a robot that labors in nuclear facilities to a net that's used by police to trap fleeing perps. |
| The officers of the law had shown up, cuffed the perps, taken lots of names, and asked Wendy and Conner and Alan about six thousand questions. |
| They want to believe that they'll get to run around in the dark and dirty streets and chase down perps with high-tech antenna triangulation. |
| He heard the perps denying the charges that were brought against them. |
