Convicted child killer Tanner Horner has been condemned to spend his life in one of Texas’ most notorious death row prisons, following a jury’s decision this week to sentence him to death.
Horner is set to serve his time at the Polunsky Unit, a highly restrictive prison located outside of Houston. The facility is infamous for housing death row inmates in solitary confinement, where they spend at least 22 hours a day in 60 square-foot cells.
At 34, the former FedEx deliveryman was taken to the prison on Tuesday, just hours after being sentenced for the brutal murder of 7-year-old Athena Strand. Horner confessed to strangling the young girl during a delivery to her home in November 2022.
Horner will remain at the facility until his scheduled execution by lethal injection, a process that could take years or even decades depending on the appeals process.
His case has automatically been appealed under Texas’ capital punishment laws, ensuring at least a temporary stay on death row.
Should Horner choose to pursue further appeals, he could extend his time in prison significantly. The Polunsky Unit houses inmates who have been awaiting execution for nearly five decades, with the longest tenure dating back to 1977.
However, most inmates face execution far sooner, with the Texas Department of Criminal Justice reporting an average stay on death row of just over 11 years.
The shortest time served was under a year, with one inmate executed after just 252 days in 1996.
While the extent of Horner’s appeal strategy is unknown, he did confess to Athena’s murder on the trial’s first day. Disturbing evidence presented included footage of him abducting the child before singing Christmas carols as he took her life, leading the jury to his death sentence.
Horner’s cell will be spare, featuring only a metal bunk with a thin mattress, a metal desk, and a metal toilet and sink near the bed.
He will spend almost all day inside, eating meals in his cell, with access to only reading materials and writing supplies as entertainment.
Constant surveillance will monitor Horner, with hourly checks continuing through the night, preventing uninterrupted sleep, according to NBC 5.
Horner will be allowed out of his cell for only an hour of exercise each day, confined to a small cage to prevent interaction with other inmates.
His time outside the cell will be limited to brief showers or visits from outsiders.
Visitation is designed to maintain isolation, with no contact permitted beyond a glass barrier.
The conditions at the Polunsky Unit are considered so harsh that advocacy groups such as SolitaryWatch have labeled it “inhumane,” and families of inmates have described it as “a form of torture.”
A 2023 lawsuit by inmates described the solitary confinement policy as “psychologically and physically damaging,” claiming it violated constitutional rights.
Texas’ strict death row measures were introduced in 1999 following the escape of seven inmates from a different facility, leading to the consolidation of condemned inmates at the Polunsky Unit to prevent group gatherings and dangerous escapes.
Texas executes more individuals than any other state in the U.S.
Horner will spend his remaining days alongside others convicted of particularly heinous crimes, often involving vulnerable victims.

