Southwest Airlines posts earnings of 55 cents a share vs. 53 cents estimate

What are Southwest Airlines shares doing now? Along with other U.S. airlines, Southwest raised base fares on many domestic flights last week even though it's getting a windfall from lower fuel prices. JetBlue Airways raised fares by $4 per round trip on a small number of routes last week, and Delta Air Lines picked up and greatly expanded the breadth of the...