1.   And middle-class addiction is far from being the biggest heroin problem.

2.   In North Texas, dogs have played a major role in some of the biggest heroin busts.

3.   A drug lord regarded as the man behind one of the biggest heroin trafficking syndicates in Southeast Asia has been arrested, a report and Malaysian police said Sunday.

4.   Customs police have found millions of dollars worth of heroin in a car arriving from Poland, one of the biggest heroin busts ever in Sweden.

5.   Khun Sa, based in the jungles of eastern Burma, is regarded by American narcotics agents as one of the biggest heroin traffickers in the region.

6.   The chief suspect behind the biggest heroin shipment ever seized in the United States has skipped bail granted by a Thai court despite a U.S. extradition request.

7.   They told news agencies it was the biggest heroin seizure in European history and that the drugs had a street value estimated in the tens of millions of dollars.

8.   U.S. drug authorities say Burma is the world biggest heroin producer.

9.   U.S. drug officials described him as one of the biggest heroin traffickers in the Golden Triangle, the region where the borders of Burma, Thailand and Laos meet.

10.   The shipment was the biggest heroin seizure ever in the United States.