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Open Image ModalDemonstrators hold a banner reading "For democracy, for equality, for freedoms. Let us fight all fascism!" during a demonstration in solidarity with the victims of terrorist attacks at the Old-Port of Marseille, southern France, Jan. 10, 2015. (credit:AP Photo/Claude Paris)
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Open Image ModalA sign on the Arc de Triomphe reads "Paris is Charlie" in solidarity with the victims of the shooting at the satirical newspaper Charlie Hebdo in Paris, France, Jan. 10, 2015. (credit:AP Photo/Peter Dejong)
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Open Image ModalThousands of people attend a demonstration in solidarity with the victims of terrorist attacks at the Old-Port of Marseille, Jan. 10, 2015. (credit:AP Photo/Claude Paris)
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Open Image ModalPeople gather to pay to pay tribute to victims of the attack on the French satirical weekly Charlie Hebdo, at JFK Plaza in Philadelphia, Jan. 9, 2015. (credit:AP Photo/Matt Rourke)
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Open Image ModalTunisians hold up old copies of Charlie Hebdo on Bourguiba Avenue in Tunis during a gathering in solidarity with those killed in the attack on Charlie Hebdo, Jan. 9, 2015. (credit:AP Photo/Hassene Dridi, File)
(06 of20)
Open Image ModalPeople holding a banner reading "I am Charlie", take part to silent walk for victims of the shooting at the satirical newspaper Charlie Hebdo, Jan. 10, 2015, in Nice, southeastern France. (credit:AP Photo/Lionel Cironneau)
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Open Image ModalDemonstrators hold a banner reading "Charlie is great, barbarism will not erase talent" during a demonstration in solidarity with the victims of terrorist attacks at the Old-Port of Marseille, southern France, Jan. 10, 2015. (credit:AP Photo/Claude Paris)
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Open Image ModalPeople hold "Je Suis Charlie" signs at a rally in solidarity with victims of the terrorist attacks in Paris, Jan. 10, 2015. (credit:AP Photo/Jason DeCrow)
(09 of20)
Open Image ModalNice soccer team and Lorient soccer team observe a minute of silence for the victims of the shooting at the satirical newspaper Charlie Hebdo, Jan. 10, 2015, in Nice stadium, southeastern France. (credit:AP Photo/Lionel Cironneau)
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Open Image ModalA tarp reading 'Je suis Charlie' is seen in the front of the Palais de Tokyo on January 10, 2015 in Paris, France. (credit:Richard Bord/Getty Images)
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Open Image ModalLille's supporters hold scarves as they observe a minute of silence in tribute to the victims of three days of terror before the French L1 football match at Pierre Mauroy stadium in Villeneuve-d'Ascq, northern France, on Jan. 10, 2015. (credit:DENIS CHARLET/AFP/Getty Images)
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Open Image ModalNepalese journalists participate in a candlelight vigil in solidarity with victims of the attack on French satirical paper Charlie Hebdo, in Kathmandu, Nepal, Friday, Jan. 9, 2015. (credit:AP Photo/Niranjan Shrestha)
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Open Image ModalMembers of Paraguay's French community hold sheets of paper reading in French; "I am Charlie" during a tribute to victims of the terrorist attack against the French satirical weekly Charlie Hebdo, in Asuncion, Paraguay, Jan. 10, 2015. (credit:AP Photo/Jorge Saenz)
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Open Image ModalPeople make a cross with pencils during a protest in solidarity with those killed in the attack on Charlie Hebdo, in Niteroi, Brazil, Jan. 8, 2015. (credit:AP Photo/Leo Correa)
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Open Image ModalEgyptians hold candles in downtown Cairo in solidarity with the victims of the attack on Charlie Hebdo, Jan. 9, 2015. (credit:AP Photo/Mosa'ab Elshamy)
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Open Image ModalSchool students pray by a sand sculpture made by Narayan Sahu as tribute to victims of the attack on French satirical paper Charlie Hebdo, at Juhu beach in Mumbai, India, Jan. 9, 2015. (credit:AP Photo/Rajanish Kakade)
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Open Image ModalPeople makes a cross with pencils, while others hold signs that read in French "Rio is Charlie," during a protest in solidarity with those killed in the attack on Charlie Hebdo, in Niteroi, Brazil, Jan. 8, 2015. (credit:AP Photo/Leo Correa)
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Open Image ModalMuslims hold placards reading 'Islam is against terrorism' offer roses in the Sablons neighborhood of Le Mans, western France, on January 10, 2015. (credit:JEAN-FRANCOIS MONIER/AFP/Getty Images)
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Open Image ModalA group of activists and journalists stage a protest against the attack on Charlie Hebdo in front of French Embassy in Morocco on Jan. 10, 2015 in Rabat, Morocco. (credit:Jalal Morchidi/Anadolu Agency/Getty Images)
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Open Image ModalGuingamp's supporter hold signs reading 'Je suis Charlie' to pay tribute to the victims of the Charlie Hebdo attack during the French L1 football match in Guingamp, western France, on Jan. 10, 2015. (credit:FRED TANNEAU/AFP/Getty Images)