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Who Is Christa Pike? The Dark History Behind Tennessee’s Failed Execution


Published: Oct 03, 2026 03:58 AM EDT

Christa Pike spent three decades awaiting execution for the torture and murder of a teenage classmate. Now, the 50-year-old convicted killer is at the center of an international controversy after Tennessee's September 30 execution attempt failed, leaving her hospitalized. In an October 2 update, her attorneys said she remained unconscious, critically ill, and dependent on a ventilator.

Behind the latest headlines is the murder of Colleen Slemmer, a 19-year-old student whose life ended in Knoxville in January 1995. Pike was 18 when she committed the crime and 20 when she received a death sentence in 1996, becoming one of the youngest women sentenced to death in the modern American death-penalty era.

A Classmate's Murder

Pike and Slemmer attended Knoxville's Job Corps program, which provided vocational training to young people. Pike became jealous of Slemmer because she believed the fellow student was interested in her boyfriend, Tadaryl Shipp. That belief formed the background to an attack involving Pike, Shipp, and their friend Shadolla Peterson.

On January 12, 1995, the group lured Slemmer to an isolated wooded area near the University of Tennessee's agricultural campus. Slemmer was led to believe they wanted to make peace, but Pike and Shipp subjected her to a prolonged assault while Peterson acted as a lookout. The attack ended with Slemmer's death.

Evidence presented in court established that Slemmer was beaten and cut before suffering fatal injuries to her head. One particularly disturbing detail became central to the case's notoriety: Pike took a fragment of Slemmer's skull from the scene. Investigators recovered the fragment, and Pike's detailed confession formed part of the evidence supporting her conviction.

A jury convicted Pike of first-degree murder and conspiracy to commit murder. She received a death sentence and a consecutive 25-year prison sentence for conspiracy, beginning a lengthy series of appeals that ultimately failed to overturn her punishment.

Why Her Sentence Became Controversial

Pike's attorneys have argued that the jury did not hear an adequate account of her childhood sexual abuse, neglect, and psychological difficulties. Her supporters contend that this history, together with her age at the time of the killing, should have supported a sentence of life imprisonment. Their clemency campaign sought to change her punishment; her murder conviction remained in place.

Tennessee Governor Bill Lee denied clemency on September 28, allowing preparations for the execution to continue. Slemmer's mother, May Martinez, supported carrying out the sentence after waiting more than 30 years, and she attended the execution attempt.

The Execution That Failed

On September 30, Tennessee attempted to execute Pike at Riverbend Maximum Security Institution in Nashville. According to her attorneys, officials administered two doses of pentobarbital, but she survived. Had the execution been completed, she would have been the first woman executed in Tennessee in more than 200 years.

Her lawyers subsequently reported that both arms were swollen, burned, and blistered. They alleged that problems with the intravenous lines allowed the drug to enter surrounding tissue, and they asked a court to require the preservation of evidence from the procedure. Those claims remain part of the investigation into what went wrong.

Lee ordered an independent review and halted the remaining execution scheduled for 2026. Pike's survival has brought renewed scrutiny to Tennessee's execution procedures, while Slemmer's family continues to confront the consequences of the murder that first sent Pike to death row.