21.   Officials refused to say where the package was received or how they determined the identity of the sender.

22.   Police and security officials were interrogating the passengers to try to determine his identity.

23.   Rumsfeld also cited the difficulties of determining identities of those who are captured.

24.   Still, pathologists can identify even scraps of mangled flesh when full analysis is essential to determining the identity of the victim.

25.   Success will require flexibility by all sides and perhaps some rethinking of the role of the state in Israel in determining Jewish identity.

26.   Taken by itself, the U.S. Supreme Court decision does not determine the identity of our next president.

27.   The man Ripken spoke with was facing the outfield, making it difficult for fans in the stands to determine his identity.

28.   The remains, bone and tooth fragments encased in seven flag-draped aluminum coffins, are being flown to Hawaii for forensic testing to determine their identities.

29.   The remains were brought to the surface and will be used by medical examiners to determine the identity of victims.

30.   The US military and CIA agents recovered human remains and other materials from the site and are trying to determine the identities of the victims.