Obama Paris Attacks(01 of10)
Open Image ModalPresident Barack Obama, right, and French President Francois Hollande place flowers at the Bataclan, site of one of the Paris terrorists attacks, to pay his respects after arriving in town for the COP21 climate change conference Monday, Nov. 30, 2015, in Paris. (AP Photo/Evan Vucci) (credit:ASSOCIATED PRESS)
Obama Paris Attacks(02 of10)
Open Image ModalPresident Barack Obama, right, and French President Francois Hollande place flowers at the Bataclan, site of one of the Paris terrorists attacks, to pay his respects after arriving in town for the COP21 climate change conference Monday, Nov. 30, 2015, in Paris. (AP Photo/Evan Vucci) (credit:ASSOCIATED PRESS)
France Paris Attacks(03 of10)
Open Image ModalJapanese Prime Minister Shinzo Abe pays his respects to victims of the Paris attacks in front of the Bataclan concert hall in Paris, Sunday, Nov. 29, 2015. The country remains on high alert for possible terrorist attacks after Islamic extremists killed at least 130 people in a rock concert massacre, shootings at Paris cafes and suicide bombings at the national stadium on Nov. 13. (AP Photo/Kamil Zihnioglu) (credit:ASSOCIATED PRESS)
France Paris Attacks(04 of10)
Open Image ModalCanadian Prime Minister Justin Trudeau, center, his wife Sophie Gregoire, right, French prime minister Manuel Valls, second right, and Paris mayor Anne Hidalgo, third right, pay their respects to victims of the Paris attacks in front of the Bataclan concert hall, in Paris, Sunday, Nov. 29, 2015. The country remains on high alert for possible terrorist attacks after Islamic extremists killed at least 130 people in a rock concert massacre, shootings at Paris cafes and suicide bombings at the national stadium on Nov. 13. (AP Photo/Christophe Ena) (credit:ASSOCIATED PRESS)
France Paris Attacks(05 of10)
Open Image ModalCanadian Prime Minister Justin Trudeau, center, his wife Sophie Gregoire, right, and French prime minister Manuel Valls, pay their respects to victims of the Paris attacks in front of the Bataclan concert hall, in Paris, Sunday, Nov. 29, 2015. The country remains on high alert for possible terrorist attacks after Islamic extremists killed at least 130 people in a rock concert massacre, shootings at Paris cafes and suicide bombings at the national stadium on Nov. 13. (AP Photo/Christophe Ena) (credit:ASSOCIATED PRESS)
France Paris Attacks(06 of10)
Open Image ModalAustralian Prime Minister Malcolm Turnbull, center, and New Zealand\'s Prime Minister, John Key, right, pay their respects to victims of the Paris attacks in front of the Bataclan concert hall, in Paris, Sunday, Nov. 29, 2015. The country remains on high alert for possible terrorist attacks after Islamic extremists killed at least 130 people in a rock concert massacre, shootings at Paris cafes and suicide bombings at the national stadium on Nov. 13. (AP Photo/Kamil Zihnioglu) (credit:ASSOCIATED PRESS)
France Paris Attacks(07 of10)
Open Image ModalChile\'s President Michelle Bachelet, right, pays her respects to victims of the Paris attacks in front of the Bataclan concert hall, in Paris, Sunday, Nov. 29, 2015. The country remains on high alert for possible terrorist attacks after Islamic extremists killed at least 130 people in a rock concert massacre, shootings at Paris cafes and suicide bombings at the national stadium on Nov. 13. (AP Photo/Christophe Ena) (credit:ASSOCIATED PRESS)
FRANCE-PANAMA-ATTACKS(08 of10)
Open Image ModalPanama\'s President Juan Carlos Varela Rodriguez pays tribute to the victims of the November 13 Paris terrorist attacks at a makeshift memorial in front of the Bataclan concert hall on November 29, 2015 in Paris. AFP PHOTO / MATTHIEU ALEXANDRE / AFP / MATTHIEU ALEXANDRE (Photo credit should read MATTHIEU ALEXANDRE/AFP/Getty Images) (credit:MATTHIEU ALEXANDRE via Getty Images)
France Paris Attacks(09 of10)
Open Image ModalUkrainian President, Petro Porochenko, pays his respects to victims of the Paris attacks in front of the Bataclan concert hall in Paris, Sunday, Nov. 29, 2015. The country remains on high alert for possible terrorist attacks after Islamic extremists killed at least 130 people in a rock concert massacre, shootings at Paris cafes and suicide bombings at the national stadium on Nov. 13. (AP Photo/Kamil Zihnioglu) (credit:ASSOCIATED PRESS)
FRANCE-AUSTRALIA-ATTACKS(10 of10)
Open Image ModalAustralia\'s Prime Minister Malcolm Turnbull (C) and New Zealand\'s president John P. Key pay tribute to the victims of Paris\' terrorist attacks in front of the Bataclan concert hall in paris on November 29, 2015 in Paris. Malcolm Turnbull is in Paris to take part in the UN conference on climate change (COP21). AFP PHOTO / MATTHIEU ALEXANDRE / AFP / MATTHIEU ALEXANDRE (Photo credit should read MATTHIEU ALEXANDRE/AFP/Getty Images) (credit:MATTHIEU ALEXANDRE via Getty Images)