Chris Pistorius, professor of materials science and engineering and director of the Center for Iron & Steelmaking Research, discusses how the American steel industry has changed over the past 30 years and whether it can support new government infrastructure projects. Is the steel industry up to President Trump's "Made in America" challenge?

Originally aired on February 15, 2017 on KCBS Radio. For more from KCBS Radio, go to www.kcbs.com