UPDATE 2:30 p.m. EST: NBC is reporting that one TSA agent was killed and three others wounded. Airport police shot and may have killed the gunman at the scene. The shooter, whose identity has not been confirmed, was taken into custody after being shot.
People who come home with a cold after a vacation often blame their fellow passengers on the plane — but as it turns out, it’s actually airports that are probably the culprit. And some are worse than others.