Al Qaeda, Terror Plot | featured news

An alleged al Qaeda-backed plot to derail a U.S. passenger train in Canada sought to exploit the vulnerabilities of railroads that have not gotten much attention from the American public.

The infiltration of an agent into the ranks of al-Qaeda in the Arabian Peninsula provides a rare insight into the shadowy world of counter-terrorism and the problems for both intelligence agencies and al-Qaeda in knowing whom to trust.

The CIA thwarted an ambitious plot by Al Qaeda's affiliate in Yemen to destroy a U.S.-bound airliner using a bomb with a sophisticated new design around the one-year anniversary of the killing of Osama bin Laden, U.S. officials said.