11.   A main challenge for Rengifo will be to push for legal reform that would allow the extradition of Colombian drug traffickers who are wanted in the U.S.

12.   A typical case starts small but finishes with a splash, said Peter J. English, who used to chase Colombian drug traffickers for the city police.

13.   A young man in the focus group had wanted to know what happened to a Colombian drug lord who figures in the plot at one point.

14.   Both men are suspected leaders of current Colombian drug trafficking networks.

15.   But Colombian drug lords eventually want to monopolize the U.S. heroin market, just as they do in the cocaine trade.

16.   Cassano said the paintings probably were not stolen to help finance some political or criminal enterprise, such as the Irish Republican Army or a Colombian drug cartel.

17.   Colombian drug cartels could seek suppliers in Europe and Latin America.

18.   Colombian drug barons accumulate such vast resources that they can acquire a Soviet submarine to ship cocaine to the United States.

19.   Colombian drug lords did it.

20.   Colombian drug cartels appear to be beginning a new wave of terrorist attacks in protest over the resumption of extraditions of drug trafficking suspects to the United States.