11.   Until last week, Kaczynski had neither been arrested nor involved in radical political activity, a law enforcement official said.

12.   Although it is already a federal crime , federal law enforcement officials say they do not have the manpower to enforce the law.

13.   Although Sarro says he will not testify because his reputation has been sullied, some law enforcement officials said they believe Sarro has another concern.

14.   Along with Kentucky, law enforcement officials have cited a troubling number of cases in Virginia, West Virginia, Pennsylvania, Maryland, Maine and Ohio.

15.   Already there have been several freon smuggling arrests in Southern California and law enforcement officials hint that there may be bigger busts to come in Northern California.

16.   Also during the day, law enforcement officials said, agents questioned several men in Washington Heights about the disappearance.

17.   Although American law enforcement officials are generally loath to vouch for their Mexican counterparts, Patino had earned a reputation for honesty on both sides of the border.

18.   American intelligence and law enforcement officials are wary of underestimating al-Qaida or its ability to inflict damage.

19.   American law enforcement officials are right to want changes in Dominican laws that forbid the extradition of Dominican citizens.

20.   Although consumers often are duped by knock-offs, law enforcement officials said buyers often can spot fake goods.