Police secure an area around Parliament Hill in Ottawa on Wednesday Oct. 22, 2014 (Photo: AP)

Syrian refugee children attend a class inside a makeshift school, supported by UNICEF and in cooperation with the Beyond Association, in Zahle in the Bekaa valley October 22, 2014 (Photo: Reuters)

Turkish Kurds sit around a fire to warm themselves as they watch the Syrian town of Kobani from a hill near the Mursitpinar border crossing, on the Turkish-Syrian border in the southeastern town of Suruc in Sanliurfa province October 22, 2014 (Photo: Reuters)

Employees of Embraer's main aircraft factory vote during an assembly outside their workplace where they discussed the strike they declared a day earlier and their demands for pay increases, in Sao Jose dos Campos October 22, 2014 (Photo: Reuters)

Students attend the first day of the new school term in Baghdad October 22, 2014 (Photo: Reuters)

People light lamps and arrange them into a formation on the eve of Diwali in the northern Indian city of Chandigarh October 22, 2014 (Photo: Reuters)

FC Bayern Munich Pope Francis talks to Xabi Alonso of Spain, left, of FC Bayern Munich during a private audience with his team in the Palace of the Vatican, Wednesday, Oct. 22, 2014 (Photo: AP)

Palestinian fishermen walk along the beach of Gaza City October 22, 2014 (Photo: Reuters)

HMS Visby and two minesweepers lie moored at the jetty at Berga marine base outside Stockholm October 22, 2014 (Photo: Reuters)

Observers stand outside Cairo University in Cairo, Egypt after a bomb explodes (Photo: Bassam El-Zoghby)