European leaders demanded the truth at an EU summit meeting in Brussels as reports of possible US spying on allies continue. The British newspaper the Guardian reports the NSA has monitored the communication of 35 world leaders since 2006. German Chancellor Angela Merkel had stern words for the US. She says Germany and other European allies now need to rebuild trust with the US. European Council President Herman Van Rompuy says France and Germany are planning talks by the end of the year with the US to discuss its national intelligence activities.