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Germany's interior minister says his country's confidence in the United States is shaken, amid claims the U.S. National Security Agency monitored Chancellor Angela Merkel's cell phone. "If the Americans intercepted cell phones in Germany, they broke German law on German soil," Interior Minister Hans-Peter Friedrich told the Bild am Sonntag newspaper, adding that he wants "complete information on all accusations." "The confidence in our ally, (the) USA, is shaken," Friedrich said, according to Bild am Sonntag. Obama promises changes Citing an unnamed intelligence officer, the German newspaper also reported Sunday that U.S. President Barack Obama learned about the NSA operation targeting Merkel from agency chief Gen. Keith Alexander in 2010 and allowed it to continue -- a claim the NSA denied.

German magazine Der Spiegel, meanwhile, reported that Obama told
Angela Merkel he would have stopped it from happening, if he had known about it.