Better read this john435,
6) Everybody who gets under a doorway when buildings collapse is killed. How? If you stand under a doorway and the doorjamb falls forward or backward you will be crushed by the
ceiling above. If the door jam falls sideways you will be cut in
half by the doorway. In either case, you will be killed!
http://www.greatdreams.com/earthquake-survival.htm
