 Solutions to keep the Army moving that are cheap, fast, effective, and on a hotter planet, more urgently needed than ever. As the climate changes and gets warmer, how do these things become more important? As it's getting warmer out, it's going to be harder and harder for people like Drill Sergeant Mazza and all of our instructors out here. It's going to get more challenging. For CBS News, David Schechter, Fort Moore, Georgia.