s35e40 — Stem-Cell Debate Heats Up Missouri Race, A Better Way To Detect Lung Cancer?

Name: Stem-Cell Debate Heats Up Missouri Race, A Better Way To Detect Lung Cancer?
Released: 2006-10-25
Rating: 5
Cast: Jeff Glor, Norah O'Donnell, Maurice DuBois, Scott Pelley, Jericka Duncan