US Education Secretary Miguel Cardona says the student-loan debt relief program is a "big mess" and he's focused on cleaning it up. He also speaks about the tensions on college campuses and making higher education more affordable. He is on "Wall Street Week." Follow Bloomberg for business news & analysis, up-to-the-minute market data, features, profiles and more: http://www.bloomberg.com Connect with us on... Twitter: https://twitter.com/business Facebook: https://www.facebook.com/bloombergbusiness/ Instagram: https://www.instagram.com/quicktake/?hl=en