Spirit Airlines shares are sharply lower on Friday after The Wall Street Journal reported that the ultra-low-cost carrier is engaging in talks with bondholders and creditors about the possibility of filing for bankruptcy. It has reportedly mulled an "out-of-court transaction" for restructuring too, the Journal reported Thursday. The potential bankruptcy filing comes after Spirit's failed $3.8 million merger with JetBlue Airways. JetBlue announced plans in 2022 to merge with Spirit, but the carriers terminat ...