Umar Farouk Abdulmutallab, Counterterrorism | featured news

President Obama is announcing new measures Tuesday to beef up airline security after an alleged terrorist attempt to destroy ...

The US has moved dozens of names on to "watch" and "no-fly" lists in the wake of an alleged airliner plot, officials say.

U.S. intelligence agencies did not miss a "smoking gun" that could have prevented an alleged attempt to blow up a U.S. airliner on Christmas Day, President Barack Obama's top counterterrorism adviser said Sunday.

To understand how the suspect in the botched terror attack was able to board a plane, you have to understand how the counterterrorism system that President Obama says failed is supposed to work.