With Bluebird, Bluebird, Attica Locke doesn’t just write about East Texas; she makes it bleed, hum, and sing. This isn’t your run-of-the-mill whodunit; it’s a blues song soaked in whiskey, tangled in kudzu, and ripped out of the heart of America. Locke introduces Darren Mathews, a Black Texas Ranger with more baggage than a Delta…