The Opinion Pages – OP-ED CONTRIBUTOR By PETER M. MCCLINTOCK   SEPT. 30, 2015 Los Angeles – VOLKSWAGEN has shown how easy and tempting it can be for car manufacturers to rig the pollution controls on vehicles to cheat the system. We shouldn’t have been surprised. Manufacturers of heavy-duty diesel engines were caught doing the same … Continue reading New York Times: Test Emissions Where Cars Pollute: On the Road