Morality and violence in small-town America is explored in the gritty and brutal “Mob Land,” a modern neo-noir film from director and co-writer Nicholas Maggio. Reminiscent of films like “Hell or High Water” and “Wind River,” this is the type of unapologetically masculine story that’s seriously dark, rooted in brutality, and emanates a sense of realism that captures the essence of small town Americana. A small town in the heart of the South is struggling with the opioid epidemic. It seems like every week another local resident is dying from an overdose. The local sheriff (John Travolta) does...