Commentary: North Korea blast is a test for U.S.

Reports of North Korea conducting a second nuclear test Monday have caused predictable alarm bells to ring in Washington, Beijing, Seoul, Tokyo and around the world. (CNN) — Reports of North Korea conducting a second nuclear test Monday have caused predictable alarm bells to ring in Washington, Beijing, Seoul, Tokyo and around the world.

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Report: Iran could have enough material for nuke in months

A U.S. Senate report released Thursday says some experts predict Iran could have enough material for a nuclear bomb in six months. The staff report of the Senate Foreign Relations Committee says efforts so far to stop Iran’s nuclear program have failed and that the real status of Iran’s nuclear program is unknown.

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Iran tests its first nuclear power plant

Iran tested its first nuclear power plant Wednesday, a stride that prompted one Iranian technician to declare it was "independence day" for the Islamic republic. Tests were carried out at the Bushehr nuclear power plant using “dummy” fuel rods, loaded with lead in place of enriched uranium to simulate nuclear fuel. In a news release distributed to reporters at the scene, officials said the test measured the “pressure, temperature and flow rate” of the facility to make sure they were at appropriate levels

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