President Calderon called it "terror;" Hilary Clinton called it "insurgency." But still, after 40,000 drug war deaths, the insecurity in Mexico doesn't meet the world standard for "terror."
Al Qaeda may have been degraded since 2001. But the threat since 9/11 has become more complicated, decentralized and elusive with franchises, affiliates, and homegrown terrorists.
A new report says Al Qaeda and its allies still have the capacity to kill many Americans, and that the threat today is more complex and more diverse than at any time since the attacks of 9/11.
Obama outlined his tougher security measures in the wake of the Christmas Day bombing attempt. But terrorist-related incidents in recent months raise questions about their adequacy.
Congress is gearing up to look into why the security changes made after 9/11 didn't prevent the failed Christmas Day terrorist attack on an airline landing in Detroit.
Yemen’s air strike on Al Qaeda Thursday reportedly targeted Anwar al-Awlaki, the radical cleric linked to the Fort Hood shooter. If true, it could alter Americans' understanding of the Fort Hood rampage.
Ties surface between chief suspect in the Fort Hood rampage and a jihadist cleric in Yemen, giving impetus to arguments that the tragedy was a terrorist act.
Organized groups are still the main threat, but homegrown jihadists can be very dangerous, too.