NYPD investigators suspected that he was killed by members of an extortion ring, possibly connected to the Fair Play for Cuba Committee.

The three men were at the heart of an extortion ring which was extorting money from banks, Internet casinos, and other web based businesses.

For most Brazilians, more than enough drama was packed into the impeachment of the President last September on charges of profiting from a multimillion-dollar extortion ring.

Later, some local store owners ask Ah to help protect them from a greedy Chinese extortion ring.

They are in direct competition for their drugs, loan-sharking, gambling clubs, fencing, extortion rings, hot car rings, hijacking . . . You name it and they're into it.

The three were heading an extortion ring which was extorting money from various online services, e.g. banks, Internet casinos, and other web based businesses.

Stompanato ran a sexual extortion ring as well as a jewelry store.

Twelve people including prosecutors, government officials, and the judge who originally had Jacob Ostreicher imprisoned have been arrested in what authorities say was an extortion ring.

But breaking up extortion rings, nailing dictators-that's the Marvel Comics version of Jules Kroll's career.

Another case," looking down at the notes again, "concerned a kind of extortion ring in Qanibar about two centuries ago.