Just weeks after shutting down operations and beginning the process of selling off aircraft and other assets, Spirit Airlines may have a potential buyer. Texas-based Mooney International announced on Sunday, June 14, that it has formally submitted a bid to acquire Spirit Airlines and related assets, offering a possible new path forward for a carrier many had already written off. According to CBS News , the proposal arrives at a pivotal moment. Since ceasing flights in early May, Spirit has been winding down operations through bankruptcy court, selling aircraft, refunding customers, and managing the fallout from one of the most dramatic airline collapses in recent memory. A successful acquisition would represent a sharp turn from liquidation toward a potential relaunch. In a statement announcing the bid, Mooney International said it plans to combine operations involving Spirit, Mooney, and SEAir under a strategy centered on affordable air travel.…