Migrants cross a road near the Eurotunnel on Wednesday in Coquelles, near Calais, France. A Sudanese man, between 25 and 30 years old, was killed by a truck as up to 1,500 migrants tried to force their way into the tunnel, officials say. Yoan Valat/EPA/LANDOV hide caption

itoggle caption Yoan Valat/EPA/LANDOV

Flags of member nations wave outside NATO headquarters in Brussels. For just the fifth time in its 66-year history, NATO ambassadors met in an emergency, Article 4 session to gauge the threat that the so-called Islamic State poses to Turkey. Geert Vanden Wijngaert/AP hide caption

itoggle caption Geert Vanden Wijngaert/AP

The sporting options in Finland are everywhere. Here, two people take advantage of the ice on Lake Hiidenvesi to get some exercise. Sami Uskela/Flickr hide caption

itoggle caption Sami Uskela/Flickr

A worker picks clingstone peaches in Greece. Most of the country's farms are small and family owned. Production costs can be high, and Greek farmers have had trouble competing internationally. Konstantinos Tsakalidis/Bloomberg via Getty Images hide caption

itoggle caption Konstantinos Tsakalidis/Bloomberg via Getty Images

The author (second from left) with her uncle Thanassis Kakissis (far left), sister, Amalia, and father, Giorgos, during a family visit to Athens in 1979. Courtesy of Joanna Kakissis hide caption

itoggle caption Courtesy of Joanna Kakissis

Georg Kapsch, President of the Federation of Austrian Industry, holds an issue of The Economist during a news conference in Vienna last year. Britain's Pearson PLC says it's in talks to sell its 50 percent share in The Economist Group. Heinz-Peter Bader/Reuters/Landov hide caption

itoggle caption Heinz-Peter Bader/Reuters/Landov