An unidentified rescued hostage receives treatment in a hospital Ain Amenas, Algeria, in this image taken from television Friday Jan. 18, 2013. Algeria’s state news service says nearly 100 out of 132 foreign hostages have been freed from a gas plant where Islamist militants had held them captive for three days. The APS news agency report was an unexpected indication of both more hostages than had previously been reported and a potentially breakthrough development in what has been a bloody siege. (AP Photo/Canal Algerie via Assiaciated Press TV) ** TV OUT ALGERIA OUT **

Roadblocks prevent the access of the Tigentourine gas plant where hostages have been kidnapped by islamic militants, Friday, Jan. 18, 2013. The hostage crisis in the remote desert of Algeria is not over, Britain said Friday, after an Algerian raid on the gas plant to wipe out Islamist militants and free their captives from at least 10 countries unleashed bloody chaos. (AP Photo/Anis Belghoul)

An unidentified rescued hostage receives treatment in a hospital in Ain Amenas, Algeria, in this image taken from television Friday Jan. 18, 2013. Algeria’s state news service says nearly 100 out of 132 foreign hostages have been freed from a gas plant where Islamist militants had held them captive for three days. The APS news agency report was an unexpected indication of both more hostages than had previously been reported and a potentially breakthrough development in what has been a bloody siege. (AP Photo/Canal Algerie via Associated Press TV) ** TV OUT ALGERIA OUT **

Algerian special police unit officers secure the hospital in Ain Amenas, Algeria, Friday, Jan. 18, 2013, two days after the start of the terrorist attack at a gas plant. The hostage crisis in the remote desert of Algeria is not over, Britain said Friday, after an Algerian raid on the gas plant to wipe out Islamist militants and free their captives from at least 10 countries unleashed bloody chaos. (AP Photo/Anis Belghoul)

An Algerian military truck drives past a road sign indicating the city of Ain Amenas where hostages have been kidnapped by islamic militants at a gas plant , Friday, Jan. 18, 2013 The hostage crisis in the remote desert of Algeria is not over, Britain said Friday, after an Algerian raid on the gas plant to wipe out Islamist militants and free their captives from at least 10 countries unleashed bloody chaos. (AP Photo/Anis Belghoul)

Secretary of State Hillary Rodham Clinton speaks about the situation in Algeria during a joint press availability with and Japanese Foreign Minister Fumio Kishida at the State Department in Washington, Friday, Jan. 18, 2013. Clinton said she spoke by telephone with Algerian Prime Minister Abdelmalek Sellal to get an update on Americans and others in danger at the sprawling Ain Amenas refinery 800 miles south of Algiers. She said the "utmost care must be taken to preserve innocent life." (AP Photo/Susan Walsh)