Barack Obama
Khaled Mashaal leader of the Palestinian organization Hamas speaks during a speech held in Katara in Doha, Qatar on Thursday, Aug. 28, 2014
New York City Mayor Bill de Blasio, second left, stands by as New York Police Department Commissioner William Bratton, second right,†speaks at a news conference at St. Barnabas Hospital in the Bronx section of New York, early Tuesday, Jan. 6, 2015
Black flag belonging to the Islamic State is seen near the Syrian town of Kobani, as pictured from the Turkish-Syrian border near the southeastern town of Suruc in Sanliurfa province