CNN Fareed Zakaria GPS March 15, 2015 17:16:00
To print this for us. this is what we are going to print for you. >> blood vessels, valves and the heart's walls. it can print these parts with living, human cells. and one of its masterminds believes it can print an entire heart within a moonshot timeframe. >> i really think if we put a large team together, which we are, i think we can get there within ten years. >> dr. stewart williams at the university of louisville leads the team working toward this goal. >> verify and keep eyes on pressures. >> for williams, the goal is personal. >> my dad died of heart disease. and the devices, the instr...