CSI EPISODE
Dead Ringer
Season	4
Number	20
Writer	Elizabeth Devine
Director	Kenneth Fink
Original Airdate	April 29, 2004

Dead Ringer is the twentieth episode of season four of CSI: Crime Scene Investigation

PlotEdit

The CSIs have to drop out off the annual 120-mile 24-hour Marathon Baker to Vegas relay race when Grissom finds a dead contestant next to the track. Meanwhile Warrick and Sara investigate what appears to be a murder-suicide when a male and a female cop are found dead in a hotel room.

See AlsoEdit

• List of CSI: Crime Scene Investigation episodes
• CSI:Crime Scene Investigation Season 4
• Category:Images from Dead Ringer