So why do gangsters aim their guns sideways? Marine marksman sheds light on how gunmen from the 'hood unwittingly use a well-known aiming technique It's an iconic image immortalised in dozens of Hollywood gangster films: the gangster aiming down the side of his pistol before pumping a volley of bullets into his victim. But with most people knowing that the aiming sights are found on the top of a gun barrel, it's also a counter-intuitive way to accurately fire a weapon. So why is it that gangsters are always shown using their guns in this way? According to Jon Davis,...