The father of Umar Farouk Abdulmutallab says he told US officials months ago that his son might be a terrorist threat. Some lawmakers say the Obama administration missed the warning signs – just as it did before the Fort Hood attack.

From 9/11 to the Christmas Day attack on Northwest Flight 253 over Detroit, terrorists have changed their tactics to get around airport security.

The Chrismas Day sentencing of literary critic Liu Xiaobo to 11 years in prison has drawn unusually strong criticism from Western governments, but some experts say that may only result in China taking a harder line.

AP - Investigators piecing together a brazen attempt to bring down a trans-Atlantic airliner said Sunday the suspect tucked a small bag holding his deadly concoction on his body, using an explosive that would have been easily detected with the right airport equipment.

AP - As a member of an uppercrust Nigerian family, Umar Farouk Abdulmutallab received the best schooling, from the elite British International School in West Africa to the vaunted University College London.

AP - Two House Democrats who favor a government insurance plan, a central element of health care legislation passed in their chamber, acknowledged Sunday it might have to be sacrificed as negotiators work out a final agreement with the Senate.