A mysterious bigfoot-like footprint found near a crime scene puzzles the CSI team as they work to uncover who - or what - killed a father and son.
Genres: Crime , Drama , Mystery
Keywords: las-vegas , tv-shows-online , crime-scene , crime-scene-evidence , crime-scene-investigation , crime-scene-investigator , detective , forensic , forensic-evidence , forensic-expert , homicide , homicide-investigation , murder , murder-investigation