The National Motorists Association reports that six cities across the United States, including Union City, California, have been caught shortening the time that traffic lights stay yellow in order to collect more money from red light runners.
I have not yet been able to access the actual article (the link http://www.motorists.org/blog/red-light-cameras/6-cities-that-were-caught-shortening-yellow-light-times-for-profit/ won't open, reporting a server problem), but this blog -- http://www.autoblog.com/2008/04/14/six-ities-busted-for-shortening-yellow-light/ -- summarizes the group's findings. Readers are allowed to leave comments, and I left the following: