Room with a view: American Airlines overhauls CLT hub tower (PHOTOS)

In a dark, heavily air-conditioned tower above the main terminal at Charlotte Douglas International Airport, a few dozen American Airlines employees and representatives from cleaning and catering firms form a small group charged with making sure hundreds of airplanes run on time as much as possible. On Wednesday, airline and airport executives showed off the results of a four-month, $5 million overhaul of what is known as the hub command center — an operation center responsible for every plan from…