- By Thomas E. RicksThomas E. Ricks covered the U.S. military from 1991 to 2008 for the Wall Street Journal and then the Washington Post. He can be reached at firstname.lastname@example.org.
They are surprisingly young—average age is 24. More females than you might expect.
Almost half the male Western militants who have made their way to Syria and Iraq are dead. About 40 percent of those travelling to those countries go through Turkey.
Photo credit: New America