German prosecutors are looking into another spying case. Reports say authorities searched the office and home of a man who allegedly passed information to US intelligence.
South Korea has demanded the release of two of its citizens being held by the North on allegations of spying. Seoul has also denied that the two men were involved in espionage operations against the North.
Greece's new prime minister has begun a much-anticipated meeting with the German chancellor in Berlin. His first visit to Germany since taking office was meant to reduce heightened tensions between Athens and Berlin.
Talks in Switzerland between international officials and Iran over the Middle Eastern state's nuclear program have been suspended. Both sides are due to draw up a draft deal by March 31.
Alexis Tsipras is headed to Berlin in his first official visit as prime minister. Both he and Chancellor Angela Merkel have insisted the visit is about repairing damaged ties, not debt negotations.