Mr. Sanders had a record of seven arrests dating to 1972 on charges ranging from disorderly conduct to assault and weapons possession, the police said.

Mr. Arzu had two arrests dating to the late 1990s, a law enforcement official said, but the records were sealed.

He has a record of arrests dating back to 1985 for burglary, larceny and drug sales, the police said.

Finally, after an hour and a half, an agent from the Customs Service told him that there was a warrant for his arrest dating from 1990.

He had earlier arrests dating back to 1992 that led to guilty pleas to disorderly conduct.

Roselli then introduced the pair to Maurice Friedman, a developer and casino owner with a string of arrests dating back to the 1950s.

Officials said that Mr. Mason had a history of both mental illness and violence and had six arrests dating back to 1984.

Mr. Green has a record of 44 arrests dating back to 1958.

Anthony has a history of arrests, dating back to age 12, for robbery and weapons possession.

Chomsky evidently had a long history of drug use, with arrests dating back to the turn of the century.