Lighting and color are used in various ways to add tension and effect in the extract. High key lighting on the criminal's face obscures the background, creating mystery. Low key lighting on the reporter allows viewers to see the background and feel secure. Black and white film stock creates a murky world representing a dream or flashback. Strong overhead lighting on the criminal creates deep shadows on his face, making him mysterious, while the reporter is mostly lit, comparing the "good guy" to the "bad guy." Flashing cameras during a walk create a silhouette of an important unknown woman, building tension. Light and dark are used symbolically, with darkness for the villain and light for the good guy, helping set an overall