But it had virtually nothing on known American ties to those abuses.

And why try to trap a stranger with no known ties?

Mr. Berlusconi has no known ties to organized crime.

A presidential spokesman said the gunmen were mentally unstable terrorists without known political ties.

There were not, however, any known ties between them regarding the 9/11 plot.

Israeli officials and Palestinian leaders both say that some of those killed are not people with known ties to the Israeli authorities.

American officials said that his accomplices were still being sought by the Thai police, but that he had no known ties to terrorist groups.

A local businessman with known ties to organized crime has offered a substantial donation.

After Sept. 11, 2001, the authorities questioned, jailed or deported hundreds of people who had no known ties to terrorism.

There were no drugs or drug paraphrenalia in the apartment and the family had no known ties to the trade, the police said.