Report finds that airport screeners did not detect banned weapons in 67 of 70 tests at dozens of airports
Homeland Security chief Jeh Johnson reassigned the acting TSA head after ordering improved security at U.S. airports.
TSA screeners repeatedly failed to detect fake bombs and weapons brought through airport security by investigators
More than 2,000 illegally carried guns discovered at airports in 2014, more than triple the number in 2005
Panel that investigated 9/11 attacks warns of complacency, saying threat has ‘entered a new and dangerous phase’
Officials are concerned about possible efforts by Al-Qaeda associates to bomb airliners
Law enforcement strategies rely on the idea that facial expressions reveal emotional states. What if that's not true?
Evan Booth crafts explosives with items available for purchase after the security checkpoint in most airports
Detail shots show the everyday objects he uses to build weapons
If convicted, Paul Ciancia could potentially face the death penalty for allegedly killing a TSA officer
