11.   Court officials confirmed the arrests, but refused to elaborate on the charges or say if the cases were related.

12.   He also faces corruption charges, though the two cases are not related, officials said.

13.   He said he was not sure whether these cases were related to the operation.

14.   He, however, said these cases were not related to those arrested this year.

15.   It was not immediately clear if the two cases were related.

16.   It was not clear whether the two cases were related.

17.   It was unclear whether the Montes case was directly related to a ring in Florida convicted of spying for Cuba.

18.   Johnson has said this case is not related to the attacks.

19.   Jurrius said so far there were no signs that the two cases were related.

20.   Officials have been trying to allay fears that the anthrax cases were related to terrorism.