Spirit Airlines files for bankruptcy protection By Reuters
(Reuters) -Spirit Airlines has filed for bankruptcy protection after the pioneer of no-frills travel in the U.S. struggled with a long run of quarterly losses and significant debt, it disclosed on Monday. The airline’s woes deepened after the collapse of its $3.8 billion planned merger with JetBlue Airways (NASDAQ:) in January and the impact of RTX’s Pratt & Whitney Geared Turbofan (GTF) engines snag that has grounded many of its