Cineplex operator AMC Entertainment (NYSE:AMC) is facing a high-stakes opportunity to right the ship. Amid big questions about its debt load, the company will reveal its full first-quarter earnings results on May 8. While a positive contextual framing could temporarily boost AMC stock, it continues to run against significant industry-wide headwinds.Earlier this week, the movie theater chain spooked investors when it revealed that Q1 revenue will land at $951.4 million. In contrast, the company posted sales ...