WASHINGTON, D.C.—The National Nuclear Security Administration recently successfully recovered a disused, high-activity cesium-137 source from Massachusetts General Hospital in downtown Boston and transported it for permanent disposition. Formerly used as a research irradiator for medical studies, the device contained cesium-137, which could be used in a dirty bomb. The removal was part of NNSA’s global campaign to prevent terrorists from acquiring nuclear and radiological material.

“This operation is a key part of the NNSA’s broad strategy to strengthen both U.S. and global security by keeping dangerous nuclear and radiological material safe and secure,” said NNSA Deputy Administrator for Defense Nuclear Nonproliferation Anne Harrington. “Today’s announcement is a good example of how NNSA utilizes its unique expertise and assets at the national laboratories to partner with local communities and other agencies to make our cities and those around the world safer and more secure.” [Read more…]