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As ISIS tightens its brutal grip on vast stretches of Iraq and Syria, women are playing an active role in its reign of terror. CNN's Brian Todd has been looking into that.
Two close friends from a high school near Minneapolis were both killed fighting for extremist groups overseas. CNN's Ted Rowlands reports.
He was a normal American man from south Florida, but when video appeared of him blowing himself up for al Qaeda's affiliate in Syria, he shocked the world. Now, new video has surfaced of Moner Mohammad Abusalha, the American suicide bomber, and CNN's Tom Foreman explain what insight it gives us inside homegrown terrorists.
U.S. officials have identified a second man who may have been killed fighting along ISIS terrorists - and there has been a recent rise in the number of radicalized Americans heading overseas to fight for jihadist organizations. CNN's Brian Todd reports.
As the Obama administration weighs airstrikes against ISIS terrorists in Syria, officials are concerned at the jihadist group's growing strength, impressive tacticts and "uncanny" discipline. Brian Todd reports on ISIS becoming stronger and more capable.
Brian also took to Twitter to answer your questions on ISIS. Here's a recap.
After an American man was killed fighting with ISIS in Syria, there are new reports that other Americans are joining the lethal terror group. CNN's Brian Todd reports.
Tom Foreman analyzes ISIS video showing the death of journalist James Foley to see what intel can be gleaned from it.
Sen. Saxby Chambliss says the brutal terror group poses a direct threat to America.
American freelance journalist James Foley is reported to have been beheaded by ISIS, in a gruesome video posted online. CNN's Brian Todd looks back at his life and his work.