Alaska Air Group Inc. ALK stock just hit a technical milestone that no investor wants to see: a Death Cross.This ominous indicator occurs when the 50-day simple moving average (SMA) crosses below the 200-day SMA, signaling a potential continuation of the stock's downward trajectory. Alaska Air stock is already down 7.93% year-to-date and 20.83% over the past year, and this latest development could mean the skies are about to get even rougher. Chart created using Benzinga ProRough Skies: The Technical Pictur ...