This story from the other day,
Dogs may be the best line of defense against subway attacks, highlights the fact that, as it stands today, dogs are one of the best defenses we have against terrorist bombings.
Eventually technology may be able to emulate a dog's sensitive nose, but not today. I'm just glad I can smell a turkey baking in the oven!
Barry Derman shared the link above.
Eric Holdeman is a contributing writer for Emergency Management magazine and is the former director of the King County, Wash., Office of Emergency Management.