This is a great article that really shows how the army is set up, and what makes it a very special organization.
It is amazing how they are able to adjust their goals and tactics to fit the situation at hand. Although I don't know if it happened quick enough in this case. That does not negate the fact that it did happen though. If I was an upper level general, I would want to know what I could do to make these types of changes happen quicker.