Read this quote from O. Henry's "A Call Loan"
With a gun in each hand Merwin raised himself from behind a clump of chaparral and started for the engine.
But before he had taken three steps, two long, strong arms clasped him from behind, and he was lifted from
his feet and thrown, face downward upon the grass. There was a heavy knee pressing against his back, and an
iron hand grasping each of his wrists. He was held thus, like a child, until the engine had taken water, and until
the train had moved, with accelerating speed, out of sight. Then he was released, and rose to his feet to face
Bill Longley
How is this excerpt an example of the Western genre?