10 Moments From "Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls.

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Elisabeth Harnois Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Elisabeth Harnois Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Eric Szmanda and Elisabeth Harnois Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Elisabeth Harnois Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Eric Szmanda Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Eric Szmanda Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Eric Szmanda and Elisabeth Harnois Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Eric Szmanda Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Eric Szmanda and Elisabeth Harnois Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

"Under My Skin" - CSI S15 E17

The CSI team investigates a murder with ties to two teenaged kidnapped girls, on the first of back to back original episodes of CSI: CRIME SCENE INVESTIGATION, at a special time, Sunday, Feb. 15 (9:00-10:00 PM ET/PT), on the CBS Television Network. Pictured: Eric Szmanda and Elisabeth Harnois Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved