This presentation on processing the crime scene includes where to start; prioritizing the collection of evidence; crime scene search methods; collection and submitting evidence; and crime scene reconstruction.Seen in this video:
Learn how crime scenes are documented with photographs, sketches, and notes, forms and reports.Seen in this video:
This demonstration on creating a crime sketch includes taking measurements; creating a rough sketch; and producing the final diagram.Seen in this video:
This video includes the importance of crime scene reconstruction and when it should be considered in the investigation of crime scenes. It also includes distance determinations in firearms cases and a demonstration on using rods, strings and lasers for bullet trajectory reconstruction.
Chandler Police Department's Crime Scene Technician Lili Valdivia gives an overview of crime scene photography.