Diplomatic Fallout Experts Warn of Trans-Atlantic Ice Age

Revelations that the US has spied extensively on the EU and European countries have infuriated leaders in Brussels and Berlin -- and could endanger the trans-Atlantic free-trade agreement. Important American voices are demanding that Obama come clean.
Relations between Europe and the US may be damaged by spying revelations.

Relations between Europe and the US may be damaged by spying revelations.

Michael Kappeler/ dpa