Snowden's back: Spying scandal clouds EU-US ties ahead of Biden visit
By Laurens Cerulus & Hans von der Burchard
How Denmark became the NSA's listening post in Europe
By Sebastian Seibt
France and Germany 'seeking full clarity' from US and Denmark on spying report
By Barbara Wojazer, Angela Dewan & Amy Cassidy
Danish secret service helped NSA spy on Merkel, EU officials: report
By Pierre-Paul Bermingham