a very detailed report by the national highway traffic safety administrati administration nhtsa, provide a detailed answer that this hearing claims to ask. gm has also provided extensive documentation pursuant to it is investigation into the volt battery fire that occurred after crash testing. based on what we know so far, nhtsa's new car assessment program appeared to do just what it is intended to do. catch potential safety concerns with new cars before they became a risk to consumers. and general motors appeared to do exactly what we hoped it would do. even before nhtsa determined whether or not there was a real safety issue, it designed improvements to the volt to make its battery better protected from risk of intrusion or fires. so far we have seen no evidence to support the implication that nhtsa has allowed politics to guide its decision making and i understand my chairman raising that question because there's safety issues here at risk. considering that in the last few months there have been efforts by the majority to defund programs that support the development of technologies f