U.S. Sees Array of New Threats at Japan’s Nuclear Plant

The New York Times - By JAMES GLANZ and WILLIAM J. BROAD - Published: April 5, 2011
United States government engineers sent to help with the crisis in Japan are warning that the troubled nuclear plant there is facing a wide array of fresh threats that could persist indefinitely, and that in some cases are expected to increase as a result of the very measures being taken to keep the plant stable, according to a confidential assessment prepared by the Nuclear Regulatory Commission.

(Full story in the link below - a 2 page news article - important threats addressed on both pages)
http://www.nytimes.com/2011/04/06/world/asia/06nuclear.html?_r=2&hp