Complex sentence: As Stoudenmire turned slightly away, "Doc" Manning drew his pistol and fired, hitting Stoundenmire in his left arm, a second round barely penetrated Stoudenmire's skin due to it hitting papers that were folded heavily and contained in his shirt pocket.
Split into simpler sentences: As Stoudenmire turned slightly away, "Doc" Manning drew his pistol and fired, hitting Stoundenmire in his left arm. A second round barely penetrated Stoudenmire's skin due to it hitting papers that were folded heavily and contained in his shirt pocket.