Homeland Security Secretary Jeh Johnson pets a trained dog on Wednesday, Sept. 7, 2016, at Ronald Reagan Washington National Airport, where the dog works with a Transportation Security Administration officer at a passenger checkpoint.
Homeland Security Secretary Jeh Johnson pets a trained dog on Wednesday, Sept. 7, 2016, at Ronald Reagan Washington National Airport, where the dog works with a Transportation Security Administration officer at a passenger checkpoint. Tim Johnson McClatchy
Homeland Security Secretary Jeh Johnson pets a trained dog on Wednesday, Sept. 7, 2016, at Ronald Reagan Washington National Airport, where the dog works with a Transportation Security Administration officer at a passenger checkpoint. Tim Johnson McClatchy

The 9/11 legacy: Airport security still largely a matter of faith

September 08, 2016 01:57 PM