really dangerous area and still the new construction do not have the -- use the latest technology. >> this is cost, we're talking about $20 billion, right, and also 200,000 death. you can prepare for probably thousands of the cost and no death. >> reporter: who messed it up so bad in haiti? >> we did. engineers. >> reporter: by not doing the right things? >> i did not speak out loud enough. it's our responsibility. i have no doubt in my mind we need to take responsibility. this is my screwup. this should not be happening again. this should not be -- this story need be told. >> reporter: after so many deaths engineering a safer future is a heavy burden. joe johns, cnn, washington. quick reminder, the live chat is up and running at ac360.com.