Marcus Sanchez pleaded guilty to murder and arson in the 2024 death of Jenny Miguel, a longtime Miami Police Department employee.

MIAMI, Fla. — A judge has sentenced Marcus Sanchez to life in prison after he pleaded guilty to killing his wife, Jenny Miguel, and setting fire to the Miami rental home where investigators found her body in August 2024. The sentence brought the criminal case to a close two years after firefighters responding to the early-morning blaze discovered Miguel inside the residence.

Eleventh Judicial Circuit Judge Christine Hernandez imposed the life sentence on Aug. 19 after Sanchez pleaded guilty to murder and arson. Sanchez had sought a 25-year term, while prosecutors and Miguel’s family asked for the maximum punishment. Hernandez said the circumstances warranted life imprisonment. The hearing shifted the case from the investigation of a fatal house fire and homicide to a final accounting of the killing, the attempt to burn the residence and the loss described by Miguel’s relatives and longtime coworkers.

The case began publicly shortly before 2 a.m. on Aug. 18, 2024, when Miami firefighters were sent to a residence in the 3000 block of Southwest 13th Street. Fire crews entered the property and found a woman’s body inside. Investigators later identified her as Miguel. Around the same time, Sanchez drove himself to a hospital suffering from serious burns. An arrest report later described him as having burns over much of his body. Medical personnel transferred him for further treatment, and police began connecting his condition and his statements at the hospital to the burning home several miles away.

According to an affidavit cited in reports on the case, Sanchez told a Coral Gables police officer that he had argued with Miguel before shooting her. He claimed Miguel had told him she had killed his children, an assertion that authorities did not establish as fact. Sanchez told investigators he fired twice, with the affidavit describing wounds to Miguel’s head and chest. A nurse also told investigators that Sanchez said the shooting had occurred about three days before the fire. His account of that period became central to the case because investigators said he remained in the residence rather than immediately contacting police.

Investigators also developed evidence concerning the fire itself. Surveillance footage from a nearby Chevron station showed Sanchez arriving shortly before 1 a.m. on Aug. 18, buying a red 5-gallon fuel container with cash and filling it with gasoline, according to the affidavit and arrest reporting. The station was only a short distance from the residence. Authorities said Sanchez later spread gasoline in the home and started the fire while he was still inside. Sanchez told investigators his own burns were accidental and said he had not intended to die in the blaze.

By the time Sanchez appeared for sentencing two years later, he was no longer contesting criminal responsibility. During the hearing, he offered a different kind of explanation for the circumstances preceding the shooting. Sanchez said he and Miguel had been using drugs and that he became paranoid and began hearing voices. “I was hearing voices,” he told the court. He said he grabbed a gun and shot Miguel twice, then eventually decided to burn the residence. Those statements were Sanchez’s own account at sentencing; they did not establish an independent medical explanation for his conduct.

Sanchez apologized to Miguel’s family during the hearing and acknowledged that he could not undo the harm he had caused. His request for a 25-year sentence put his plea and expression of remorse against the scale of the crime described by prosecutors and relatives. Hernandez rejected the shorter term. News reports from the hearing said she concluded that the facts supported life imprisonment, the punishment sought by prosecutors and family members who addressed the court.

Miguel’s relatives used the sentencing hearing to focus attention on the person they had lost rather than only the details of the crime. Her daughter addressed Sanchez directly and said she would never forgive him. Miguel’s sister, Patricia Miguel, told the court that her sister “had so much life left to live.” The comments came before a courtroom filled not only with relatives but also with Miami police officers who attended in support of the family and in memory of a colleague who had worked around the department for years.

Miguel worked in payroll for the Miami Police Department for more than 15 years, according to NBC 6 South Florida. City and police records also document her work in the department’s payroll operation. A Miami Police Department annual report lists Jenny Miguel among payroll clerks recognized as part of an administrative excellence award in 2020. At sentencing, coworkers joined her family in remembering her as a mother, sister and colleague, providing a broader picture of a victim whose public-service career had lasted far longer than the few days surrounding the crime that came to define the criminal case.

The investigation unfolded over months because Sanchez required extensive medical treatment for his burns. The Miami Herald reported that police arrested him in January 2025 after his recovery, roughly five months after the fire. The arrest followed the medical examiner’s determination that Miguel’s death was a homicide and investigators’ examination of the burned residence, Sanchez’s hospital statements and surveillance footage showing the gasoline purchase. Early charging records reflected the developing investigation; by the time of the 2026 sentencing, Sanchez had entered guilty pleas to murder and arson, eliminating the need for a trial on those offenses.

The guilty pleas also meant the sentencing hearing, rather than a jury trial, became the principal public forum for the competing accounts of punishment. Sanchez described drug use, paranoia and voices and asked for a term that could have left open the possibility of eventual release. Miguel’s relatives described an irreversible loss and asked the court for the harshest available punishment. Hernandez imposed life imprisonment. The sentence did not resolve every factual question surrounding Sanchez’s state of mind during the days before the fire, but it resolved the question before the court: the punishment for the crimes to which he admitted guilt.

Sanchez is now serving a life sentence in Florida for Miguel’s killing and the arson. The criminal proceeding ended without a trial because of his guilty pleas, leaving the investigation, his statements and the sentencing testimony as the primary public record of what happened. For Miguel’s family and the Miami Police Department colleagues who filled the courtroom, the final hearing marked the legal end of a case that began with firefighters entering a burning home in August 2024 and discovering that the fire concealed a homicide committed days earlier.

Author note: Last updated September 28, 2026.