The March 12 issue of The New Yorker

contains an article by Steve Coll, discussing the present risk(s) of nuclear terrorism and the adequacy of the Administration’s responses.

THE UNTHINKABLE: Can the United States be made safe from nuclear terrorism  is an education in the complexity of the issue, and points out, inter alia, the variety of fissile and “dirty” materials, their ubiquity in everyday commercial and industrial enterprises (e.g. denture cleaner, which generates false positive results in government radiation detection equipment).