Frontier Airlines makes major bag policy change in jab at Southwest / In a swipe at Southwest, Frontier is offering free checked bags for a limited time / Details on changes to Southwest's checked bags policy / Stocks making the biggest moves premarket: Southwest, Medtronic, Snowflake, Bath & Body Works and more / Southwest and activist investor Elliott strike deal to keep CEO Bob Jordan, add six new directors / Southwest, Activist Elliott to Begin Settlement Discussions / Southwest (LUV), Activist Elliott Said to Begin Settlement Discussions / Southwest's Seating Is Changing and So Is My Credit Card Strategy / So Long to Southwest's Open Seating Policy. Here's Other Big Changes You Can Expect / IndiGo's Gangwal buys $100 million stake in Southwest