PICTURES: The Original 22 Terrorists: Where Are They Now?

Al-Qaida and its affiliates are increasingly recruiting U.S. citizens and inspiring them to launch terrorist attacks on their homeland. That’s put the FBI in a new role of preempting terrorism attacks by ensnaring radicals.

In Washington's broad counter-terrorism campaign of the 1990s, few actions backfired as badly as the one called Operation Infinite Reach.

The president seems enthusiastic about the use of hard power—lethal force. The more precise and deadly, the better. As long as it’s done covertly. And that’s the key.