Some European nations and politicians are calling for stronger border controls and smaller refugee quotas, following Friday's terrorist attacks in Paris that left at least 129 dead. Already, France, Belgium and Italy have already enacted new border security measures, and some leaders are proposing suspension of the Schengen Agreement, which allows passport-free travel in the European Union. Meanwhile, governors of at least 27 U.S. states announced Monday they will refuse to accept Syrian refugees. We bring you the latest developments.
Paris Attacks Intensify Debate Over Border Security
Judy Dempsey, senior associate at Carnegie Europe and editor in chief of Strategic Europe
Gregory Maniatis, senior European policy fellow, Migration Policy Institute; a senior adviser to the United Nations
Victor Davis Hanson, senior fellow in classics and military history, Hoover Institution, Stanford University; nationally syndicated columnist for Tribune Media Services.
Paul Kirby, Europe editor, BBCNews.com