White House: US 'not monitoring' German Chancellor

US President Barack Obama has sought to assure German Chancellor Angela Merkel that the US is not monitoring her communications after she raised the issue with the president.

US President Barack Obama and German Chancellor Angela Merkel

White House spokesman Jay Carney said Obama and Merkel spoke on the phone about fears the US National Security Agency had been spying on her.

Mr Obama assured Merkel that "the United States is not monitoring the communications of the Chancellor", Mr Carney said.