WASHINGTON (AP) -- A U.S. official says two more Americans were killed in the hostage standoff at a natural gas complex in Algeria, taking the final U.S. death toll to three U.S. citizens.

Seven Americans made it out safely.

The official said Monday that the FBI had recovered the bodies of the Americans and notified their families.

The official had no details on how the Americans died. He spoke on condition of anonymity because he wasn't authorized to speak publicly on the matter.

37 foreigner hostages killed in attack

ALGIERS, Algeria (AP) -- Algeria's prime minister says 37 foreign hostages were killed during the four-day-long standoff at a natural gas plant, and that at least one Canadian was among the Islamist militants who took hundreds hostage.

Abdelmalek Sellal said Monday kidnappers came from Egypt, Canada, Mali, Niger, Mauritania and Tunisia.

Algerian forces stormed the site killing 32 militants and gained control on Saturday.

Algeria's prime minister says 37 foreign hostages were killed during the four-day-long standoff at a natural gas plant, and that at least one Canadian was among the Islamist militants who took hundreds hostage.

Abdelmalek Sellal said Monday kidnappers came from Egypt, Canada, Mali, Niger, Mauritania and Tunisia.

Sellal said three kidnappers were captured.

Japan confirms 7 Japanese dead in Algeria crisis

TOKYO (AP) -- Japan's prime minister says seven Japanese citizens have been confirmed dead in a hostage crisis at an Algerian oil field.

Prime Minister Shinzo Abe said Monday that three other Japanese remain missing and unaccounted for.

Abe told a government crisis taskforce that he was informed of the deaths by Japanese officials in Algeria.

The victims worked for a Japanese engineering company, JGC Corp.

Militants seized an Algerian gas field and held foreign workers hostage for four days until Algerian special forces stormed the plant on Saturday.

Algerian Prime Minister Abdelmalek Sellal said Monday that 37 foreign hostages were killed.