CSI: Crime Scene Investigation (season 4) CSI: Crime Scene Investigation (season 4) The fourth season of "" premiered on CBS on September 25, 2003 and ended May 20, 2004. The series stars William Petersen and Marg Helgenberger. Nick accidentally leaks information to a news reporter ("Assume Nothing"), and Catherine tries to discover how a body ended up in a bathtub ("All for Our Country") during the fourth season of "CSI". Supervised by Grissom and Willows, the Las Vegas CSIs are tasked with investigating the bizarre, the unlikely, and the unprecedented, including a disappearing gun ("Homebodies"), the death of a baby during a heatwave ("Feeling the Heat"),
Crime scene cleanup contracted to completely remove all traces of the crime as if it never happened. In print and online, the task has been the subject of Alan Emmins' book "Mop Men: Inside the World of Crime Scene Cleaners", and in a piece on "six figure jobs" that appeared on CNN. Another book is "Aftermath, Inc.: Cleaning Up after CSI Goes Home". An extensive article on all aspects of crime scene cleanup was published in the forensic science section of "Discovery's How Stuff Works". In video games and visual media, crime scene cleanup takes center focus as the main objective in the