The European tourists who have been missing in the Sahara Desert in Africa since February 22 are being held by an Islamic Algerian organization. So reports Le Monde. The paper says that the group known as GSPC is holding at least 15 Germans and 10 Austrians, several hundred kilometers from the Libyan border. An Algerian military source is quoted in the report, which contains no further details and has not been corroborated.