nnsa

Is Washington D.C. Radioactive?
Is Washington D.C. Radioactive?
Is Washington D.C. Radioactive?
Folks in Washington D.C. may be wondering why helicopters have been flying overhead for weeks now. According to cbslocal they have been conducting tests for radiation above portions of the Washington, D.C. area. The copters are equipped with gamma radiation sensing technology. Was there some sort of leak?