It's the carrier's second consecutive year at the top of the annual Air Quality Rating report, with JetBlue coming in second.
David Greene and Steve Inskeep have the Last Word in business.
Re/code is a new tech site that doesn't charge its readers or expect to make much from ads. Instead, it has a successful conference business. Other media also see potential profits in conferences.
As leader of the women's network 85 Broads, Sallie Krawcheck lobbies for better gender equality in boardrooms. She also says women need to negotiate tougher to get there.