Inmate who spent 27 years behind bars for killing child freed after exams present she might have died of pneumonia


A person who spent practically 30 years behind bars for shaking his girlfriend’s child to dying has been freed after new proof advised the toddler might have died from pneumonia.

Stephen Martinez had admitted shaking 4-month-old Heather Mares and banging her head in opposition to her crib in his Denver house in 1998, and was sentenced to life with out parole two years later for first-degree homicide.

Nevertheless, his attorneys efficiently argued that the deadly accidents probably got here from issues from pneumonia, with bleeding and swelling of the mind mistaken for so-called “shaken child syndrome.”


Stephen Martinez
Stephen Martinez was freed Tuesday after 27 years behind bars. Fb/Korey Smart Innocence Venture¿

Martinez’s conviction was vacated Tuesday after prosecutors admitted they might now not show past an inexpensive doubt that he had killed child Heather — whose mother, Kim Estrada, burst into tears within the courtroom, as a result of she nonetheless maintains her ex is responsible.

Martinez — who had a leg amputated whereas in jail — was met by cheering supporters as he left the Division of Corrections Denver Reception and Diagnostic Heart in a wheelchair. He was additionally met by his spouse, whom he married behind bars.

“I’m so joyful and so grateful to be out after being locked up for 27 years, harmless,” Martinez mentioned, in line with CBS Information

“However now I’m going out to completely nothing. However God bless you, guys, have a terrific day.”

Martinez had known as 911 to his Denver house in 1998, telling emergency staff that Heather was choking.

Responders discovered the newborn was struggling a mind harm, with bloody sheets thrown within the laundry, in line with court docket paperwork obtained by 9 Information.

Martinez admitted shaking the crying woman and hitting her head in opposition to a crib — however insisted that he didn’t intend to harm her.

As an alternative, they now preserve the lifeless accidents had been from pneumonia. “All the pieces that you simply see, all of these accidents, stems from that,” considered one of his attorneys, Jeanne Segil, mentioned in court docket, in line with CBS.

Nevertheless, the newborn’s mother, Kim Estrada, and pa, Chris Mares, nonetheless blame Martinez for his or her little one’s dying, raging at him for displaying no regret.

“My life was stopped 27 years in the past,” the heartbroken mother mentioned exterior the courthouse.

Hetaher’s uncle, Andre Mares, additionally mentioned that the choice “doesn’t make sense.”

“How does a pneumonia trigger a fracture on a child’s head? How does Stephen admitting that he hit Heather’s head on the crib, how does pneumonia take all that stuff away?” he requested.

District Courtroom Decide Andrew Luxen apologized to the mother and father as he dismissed the conviction and ordered Martinez’s launch from jail.

“The loss that you simply and your loved ones have suffered is meaningless. Particularly for such a small little one. I perceive that at the moment is a tough day,” the choose instructed them, in line with CBS Information.

“I would like you to know that this isn’t a straightforward determination. And I really feel for you and your loved ones.”


Denver District Attorney John Walsh is in the press conference at Lindsey-Flanigan Courthouse in Denver, Colorado on Tuesday, April 21, 2026. Stephen Martinez serving a life sentence after being convicted of killing a 4-month old baby in 1998 is set to see his conviction erased in light of new evidence that suggests the infant died from severe lung disease, not from being shaken. (Photo by Hyoung Chang/The Denver Post)
stephen martinez
Denver District Lawyer John Walsh introduced Martinez’s conviction was erased in gentle of latest proof that means the toddler died from extreme lung illness, not from being shaken. Denver Publish through Getty Photos

The case was delivered to the Denver District Lawyer John Walsh’s workplace by the Korey Smart Innocence undertaking, which gives free investigative and authorized providers to folks wrongfully convicted of crimes in Colorado.

The group “offered my workplace with a number of credible medical consultants who challenged the preliminary willpower that Heather’s dying was brought on by bodily abuse,” Walsh mentioned in a press release.

The state was “unable now to fulfill our moral and authorized burden of proof past an inexpensive doubt, we had been obliged to dismiss the case,” he mentioned — however careworn there was “no misconduct” on the a part of those that labored the preliminary investigation.

“That is merely an instance of the prison justice system being prepared and capable of reassess a case when essential,” Walsh wrote. 

Martinez’s legal professional, Segil — the innocence undertaking’s assistant director — known as the case “a tragedy on each entrance.”

“He misplaced over 27 years of his life in jail for against the law he didn’t commit,” Segil mentioned.

“This was a tragedy; it was not against the law. Steven Martinez didn’t trigger the newborn’s dying. Our hearts exit to the household of the newborn. We simply can’t think about what they’re going via, and I do know at the moment was re-traumatizing for them, in order that they’re in our ideas.”

With Publish Wires



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