Only on the "CBS This Morning" podcast, former NASA employees and founders of re:3D, Samantha Snabes and Matthew Fiedler, explain why they are on a mission to create accessible 3D printing for all. Talking with CBS News correspondent Reena Ninan, Snabes and Fiedler discuss their work in Puerto Rico post-Hurricane Maria and using trash to create sustainable 3D printing. Re:3D recently won the grand prize of $1 million at the WeWork Creator Awards Global Final. With the million-dollar prize, the group on reducing the cost and scale barriers of 3D printing so it becomes accessible to communities in need.