About 65,000 bridges across the country are considered “structurally deficient” according to the American Society of Civil Engineers. This hour, we’ll talk with Duke University civil engineering professor Henry Petroski about how our economic future is tied to our willingness to shore up our infrastructure. He’s the author of “The Road Taken: The History and Future of America’s Infrastructure” (Bloomsbury USA).
In this July 21, 2017 photo, Sylvia Acevedo, right, CEO of the Girl Scouts of the USA, assists a member of the Girl Scouts of Central Maryland as she builds a simple robotic arm during an introduction to the world of robotics in Owings Mills, Md. Patrick Semansky/AP Photo