Russian President Vladimir Putin (right) listens to French President Francois Hollande as they leave their news conference in Moscow on Thursday. Alexander Zemlianichenko/AP hide caption

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Army soldiers and police patrol a street in the center of Brussels on Wednesday. Students are returning to class after a shutdown over fears that a series of simultaneous attacks could be launched around the Belgian capital. Geert Vanden Wijngaert/AP hide caption

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Geert Vanden Wijngaert/AP

Tourists wait to visit the Louvre as it reopens in Paris on Monday. As the city tries to recover from Friday's attacks, people who planned to travel there seem to be conflicted about whether to go. Xy Jinquan/Xinhua/Landov hide caption

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Xy Jinquan/Xinhua/Landov

Paris Attacks Create A Dilemma For Travelers

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The Rolling Stones perform in June 2014 during a concert at the Stade de France in Saint-Denis, outside Paris. The brother of one of the victims of Friday's terrorist attacks in Paris would like the band to return to the city for his brother's funeral. Eric Feferberg/AFP/Getty Images hide caption

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Brother Of Man Who Died At Bataclan: 'I Want Rock And Roll' For Him

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Republican presidential candidate and former Florida Gov. Jeb Bush speaks during a campaign stop in Franklin, N.H., on Friday. He has said the focus should remain on helping Christian refugees from Syria. Jim Cole/AP hide caption

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Well-wishers hold up candles during Nohemi Gonzalez's memorial service on Sunday. Chris Carlson/AP hide caption

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Chris Carlson/AP

California Student Killed In Paris Remembered As A 'Firecracker'

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Polina Buckley, the girlfriend of Eagles Of Death Metal's merchandise manager Nick Alexander, who died in attacks in Paris, cries as she sits near a makeshift memorial outside the consulate of France in New York. Carlo Allegri /Reuters/Landov hide caption

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Impromptu memorials for the victims of Friday's terrorist attacks have been started all over Paris. Some mourners express both sorrow for the dead and concern over a potential backlash against French Muslims. Olivier Corsan/Maxppp /Landov hide caption

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Indian artists dressed to participate in a cultural program hold a candlelight vigil for the victims of the Paris terrorist attacks before performing on stage in Bhopal, India. Sanjeev Gupta/EPA/Landov hide caption

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A man plays piano near the Bataclan theater in Paris on Saturday, the day after a series of attacks on the city resulted in the deaths of at least 120 individuals. At least 80 people died inside the Bataclan. Kenzo Tribouillard/AFP/Getty Images hide caption

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Rescuers workers evacuate a man on a stretcher near the Bataclan concert hall after a coordinated attack in Paris on November 13. Dominique Faget/AFP/Getty Images hide caption

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Victor Boyko: 'The police were stopping at every cafe'

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Police officers investigate the scene in the streets of Molenbeek, Brussels, Belgium, on Saturday. Officials say a man has been arrested in in connection with the terrorist attacks in Paris. Olivier Hoslet /Landov hide caption

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Olivier Hoslet /Landov

Municipal employees clean the exterior the Carillon cafe, one day after a terrorist attack hit Paris. ISIS has claimed responsibility for the deadly violence. Antoine Antoniol/Getty Images hide caption

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Parisians light candles and lay tributes on the monument at Place de la Republique, the day after deadly terrorist attacks that killed at least 120 people and injured more than 200. Christopher Furlong/Getty Images hide caption

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