Highlights from the Twenty Second Episode of Season 13 of CSI

When the bodies of three female prostitutes are found the CSIs realize they have a serial killer on their hands.

"Skin in the Game" Episode 22 in Season 13

D.B. Russell (Ted Danson, left) Conrad Ecklie (Marc Vann, middle) and Morgan Brody (Elisabeth Harnois) discuss a piece of evidence in these scene, on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Neil Jacobs/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.

"Skin in the Game" Episode 22 in Season 13

D.B. Russell (Ted Danson, left) and Conrad Ecklie (Marc Vann) enjoy the Black Sabbath but are there for other reasons as well, on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.
All Smiles in

All Smiles in "Skin in the Game" Episode 22 in Season 13

The legendary Ozzy Osbourne (left) speaks with John Merchiston (James Callis) in this scene, on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.
Explain Yourself in

Explain Yourself in "Skin in the Game" Episode 22 in Season 13

D.B. Russell (Ted Danson, left) and Conrad Ecklie (Marc Vann, center) both speak with John Merchiston (James Callis) during a Black Sabbath concert, on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.
Exclusive Interview in

Exclusive Interview in "Skin in the Game" Episode 22 in Season 13

Ozzy Osbourne (left) is being interviewed by John Merchiston (James Callis) for a story, on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.

"Skin in the Game" Episode 22 in Season 13

D.B. Russell (Ted Danson, left) goes over a document with Julie Finlay (Elisabeth Shue), on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Neil Jacobs/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.

"Skin in the Game" Episode 22 in Season 13

John Merchiston (James Callis) is the writer assigned to write a story on the Las Vegas Police Department and will shadow the CSI team, on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Neil Jacobs/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.

"Skin in the Game" Episode 22 in Season 13

Morgan Brody (Elisabeth Harnois) gets out of a vehicle in this scene, on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Neil Jacobs/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.
Out For A Stroll

Out For A Stroll "Skin in the Game" Episode 22 in Season 13

We all wonder why Morgan Brody (Elisabeth Harnois) is dressed the way she is but you’ll have to watch to find out, on the 13th season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Neil Jacobs/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.
Look there's two guys across the road in a parked car, watching us watch them!

Look there's two guys across the road in a parked car, watching us watch them!

Thanks to Lisa S. for the winning photo caption!

"Skin in the Game" Episode 22 in Season 13

Rock & Roll Hall of Fame Inductees Black Sabbath (Ozzy Osbourne, Tony Iommi and Geezer Butler) will make a rare television appearance when they perform a new song in the season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00PM ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.

"Skin in the Game" Episode 22 in Season 13

Rock & Roll Hall of Fame Inductees Black Sabbath (Ozzy Osbourne, Tony Iommi and Geezer Butler) will make a rare television appearance when they perform a new song in the season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00PM ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.

"Skin in the Game" Episode 22 in Season 13

Rock & Roll Hall of Fame Inductees Black Sabbath (Ozzy Osbourne, Tony Iommi and Geezer Butler) will make a rare television appearance when they perform a new song in the season finale of CSI: CRIME SCENE INVESTIGATION, Wednesday, May 15 (10:00-11:00PM ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.