Should we use technology to catch people running red lights and reduce accidents? Cedar Rapids is the latest city to install red light cameras at intersections. Other cities are thinking about installing them while some states are voting to ban them altogether. We debate the pros and cons of red light cameras with representatives from law enforcement, the insurance industry and the American Civil Liberties Union of Iowa. Then, a look at the evolution of the egg industry with two Iowa State University professors featured on the History Channel Modern Marvels program.