American Airlines’ (AAL) high operating expenses challenge its financial stability, straining the company's bottom line. American Airlines is grappling with a host of intricate hurdles, a scenario we believe has significantly diminished its attractiveness as an investment opportunity.Let’s delve deeper.Southward Earnings Estimate Revision: The Zacks Consensus Estimate for the June quarter earnings has been revised 17% downward in the past 90 days. For the current year, the consensus mark for earnings has mo ...