The bank refused to turn over a large number of the requested documents in the case, citing the privacy laws of the countries where it does business. As a result, a judge who oversaw the case issued sanctions, including one that prevented Arab Bank from telling the jury why it withheld those documents, though the plaintiffs were free to tell the jury that the documents had been held back.
via Arab Bank Liable for Supporting Terrorist Efforts, Jury Finds – NYTimes.com.