bruce-church (https://bruce-church.myopenid.com/) has left a new comment on your post "Intrepid Lutherans Commend Ecclesia Augustana Blog...":
Since everyone has to deal with trucks on the highways and byways, many will find this short slide show very interesting, for instance, the last slide tells why there aren't as many truck jack-knife accidents, and why rollovers are now the most common accident:
10 Things You Didn't Know About Semi Trucks - Popular Mechanics:
http://www.popularmechanics.com/cars/news/pictures/10-things-you-didnt-know-about-semi-trucks
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GJ - A truck jack-knifed next to me in Phoenix. It sounded like garbage cans grinding on the concrete.