A Useful Terrorist Profile

There still isn't one.

A new joint security alert from the Department of Homeland Security and the FBI warns that terrorists are increasingly turning to women and teenagers to carry out suicide bombings.

The bulletin, obtained by CBS News, says “Female suicide bombers conducted more than twice as many attacks in Iraq in the first six months of 2008 than in all of 2007”.

US intelligence analysts also say Islamic radicals are enlisting greater numbers of teenagers for their deadliest missions.

It's not who they are; it's what they do.