Southwest raises summer revenue forecast

Southwest Airlines raised its third-quarter revenue forecast on Thursday and detailed a host of changes to its business model as it seeks to fend off activist Elliott Investment Management.The airline said it expects unit revenue to rise as much as 3% in the third quarter over the same period last year, up from a previous forecast of a decline of as much as 2%.The carrier also said it would add Bob Fornaro, a well-respected industry veteran who previously led Spirit Airlines, to its board of directors. Sout ...