Among the many questions still unanswered following Friday’s coup attempt in Turkey is one that has national-security implications for the United States and for the rest of the world: How secure are the American hydrogen bombs stored at a Turkish airbase Underground vaults at Incirlik hold about fifty B-61 hydrogen bombs—more than twenty-five per cent of the nuclear weapons in the NATO stockpile.
http://www.newyorker.com/news/news-desk/the-h-bombs-in-turkey