Beta activity detected in Severodvinsk - official data from https://t.co/lPWf8Qqcgj pic.twitter.com/WHi2EOfa2h— Pavel Podvig (@russianforces) August 17, 2019
Beta activity detected in Severodvinsk - official data from https://t.co/lPWf8Qqcgj pic.twitter.com/WHi2EOfa2h