CSI: Crime Scene Investigation (season 5) of a bear ("Unbearable"), and a murder involving sports betting ("Big Middle"). The risk of losing of one of their own, however, allows Ecklie and Grisson to set aside their differences, both personal and professional, and reunite the team once again ("Grave Danger"). <onlyinclude></onlyinclude> CSI: Crime Scene Investigation (season 5) The fifth season of "" premiered on CBS on September 23, 2004 and ended May 19, 2005. The series stars William Petersen and Marg Helgenberger. Greg begins his journey from a lab rat to a field mouse, as the Las Vegas Crime Lab faces a personnel overhaul ("Ch-Ch-Changes"), during the
Crime scene take their breaks near the crime scene. Anything leftover by the officers on scene could be mistaken for potential evidence and tamper with the success of the investigation. The Initial Responding Officer receives a dispatch call and arrives at the location of the crime. This officer plays a crucial part in maintaining the integrity of the scene. Initial responders are in charge of securing the scene by setting up physical barriers to control the traffic in and around the area. The officer also documents his/her initial observations as well as the condition of the scene upon arrival. Once the crime