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Color by George Peterson.

Gog is from the movie Gog, © 2007 United Artists.

A few e-mails have asked me about the technology used in Friday's comic. Best explained with a couple of links. Here is the Backscatter X-Ray, which is used at airports, and the Z Backscatter Van, which is used on the streets. The largest purchaser of the vans has been the United States.