The United States bugged European Union offices and gained access to EU internal computer networks, the German magazine Der Spiegel reported Saturday, citing NSA documents leaked by Edward Snowden. Der Spiegel cited from a September 2010 "top secret" National Security Agency document that it said the fugitive former NSA contractor had taken with him to Hong Kong and which its journalists had seen in part, Reuters reported. The document outlines how the NSA bugged offices and spied on EU internal computer networks in Washington and at the United Nations, not only listening to conversations and phone calls but also gaining...