in iowa we have a public-private multisector provision for avn create a space for this city iowa automatednsportation council. and then to replicate these types of engagements at the level to have a clear and consistent vision and strategy and framework. across the nation in terms of the conversation we call them silos of excellence at all levels of government we believe you can convey a national dialogue and conversation, make sure we have a broad cross-section including local communities public and private. like the cooperative automated transportation coalition. those are some thoughts. >> to any witnesses want to answer a significant number the challenges with use of connected automated vehicles is a lack of required infrastructure features to accommodate them in real parts of the country. >> . >> thank you for that question. first is we do have to look at the physical infrastructure that we have the lane markings that we are in good condition but they do struggle to hobble on —- to have to make sure they have a stewardship investment. looking at the mapping and conductivity this is no