Virgin America teams up with Southwest to prevent Delta from expanding in Texas

Southwest Airlines, the primary carrier at Dallas Love Field Airport, has been locked in a battle with rival Delta Airlines over the use of Southwest-owned gates inside the brand-new terminal at the airport.  Dallas-based Southwest controls 18 of the 20 city-owned gates in Dallas' lesser-used airport, and leases one gate to Delta, which currently operates five flights a day. Delta wants to expand service from Love Field, but Southwest would rather that Delta completely leaves.  On Thursday, So...