How Crime Scene Investigation Works 2
2. Scene Documentation Scene documentation occurs during a second walk-through of the scene (following the same path as the initial walk-through). If there is more than one CSI on the scene (Mr. Clayton has been the sole CSI on a scene; he has also been one of dozens), one CSI will take photos, one will create sketches, one will take detailed notes and another might perform a video walk-through. If there is only one CSI, all of these jobs are his. Notes Note-taking at a crime scene is not as straightforward as it may seem. A CSI's training includes the art of scientific observation. Whereas a layperson may see a large, brownish-red stain on the carpet, spreading outward from the corpse, and write down "blood spreading outward from underside of corpse," a CSI would write down "large, brownish-red fluid spreading outward from underside of corpse." This fluid might be blood; it might also be decomposition fluid, which resembles blood at a certain stage. Mr. Cl...