Strasbourg, 20/04/2004 (Agence Europe) - The European Commission is to ask the United States for guarantees on the transfer to other countries of data on air passengers from the European Union. The Commissioner for External Relations, Chris Patten, will make the announcement to the European Parliament late on Tuesday evening, although the draft agreement with the United States has been finalised since last December. "There are new elements which were not known to all Commissioners until...