Billions of dollars in government spending meant to make us safer after 9/11. Airport screeners, portal radiation monitors, explosive detection systems, and an elaborate electronic network to track visitors and ease legitimate travel using fingerprint readers.

This week on EXPOSÉ, the story of two reporters who followed the money flowing out of the Department of Homeland security and found case after case of failed programs.

>> Read The Washington Post’s original reporting on "The High Price of Homeland Security." View The Washington Post’s graphic presentation on where the “billions of dollars worth of contracts for security systems aimed at preventing another terrorist attack” have gone.

>>And explore Higham and O’Harrow’s recent and ongoing coverage on the federal contracting beat, focusing on the politics and the GSA.

Blog content provided this week by the EXPOSÉ production team.