Jurors weighed GPS logs, phone movements and strained family ties before finding Michaels guilty of killing Johnathan Willette.
LAS VEGAS, Nev. — In a case shaped as much by data as testimony, a Clark County jury on Nov. 14 convicted Devyn Michaels of first-degree murder with a deadly weapon for the 2023 killing of Johnathan Willette, whose head remains missing despite an exhaustive search.
The ruling ends a highly public trial that examined a fractured household in Henderson and a night reconstructed through surveillance images and device records. Prosecutors argued Michaels alone had the opportunity to strike Willette and later conceal evidence as he prepared to move back in with her and their two daughters. The defense highlighted investigative lapses and pressed jurors to consider Willette’s adult son, who married Michaels in a union she once described as practical. The jury deliberated for just under two hours. Sentencing is scheduled for Jan. 8, 2026, with a potential term of 51 years to life because of the weapon enhancement.
Evidence presented in court centered on a compressed timeline. Investigators said a gas station camera recorded Michaels and Willette shortly after 10 p.m. on Aug. 6, 2023. Digital “trip logs” later showed Michaels’ Nissan Armada leaving the victim’s neighborhood at 2:04 a.m., followed by an early morning stop at a drive-through pharmacy and then a return to her home. The next morning, Willette’s mother found his body wrapped on a bed, soaked with chemical cleaners. A detective described “limited” blood spatter and a strong odor of ammonia and bleach. In interviews that jurors heard, Michaels ultimately admitted striking Willette with a heavy object while he lay face down receiving a massage, a detail prosecutors said aligned with the lack of defensive wounds.
Medical experts told jurors that decapitation occurred after death and likely involved two tools: a hand-powered knife and a mechanically powered saw. An anthropologist said cut patterns were consistent with both instruments. The coroner reported the body arrived headless on Aug. 8, with chemical burns on the torso and a faint mattress pattern on the skin. A crime scene analyst said Willette’s phone, later found with blood on its screen, turned up at Michaels’ home along with his wallet and truck keys tucked in knotted plastic bags. A detective testified that DNA tied Michaels to the knot on one of the bags. Still, critical unknowns remain: the head and any mechanical saw were never recovered, and no luminol search was performed at the scene, a point the defense repeated.
The defense case leaned on gaps and alternative explanations. A digital examiner acknowledged that only a small portion of app data initially populated in forensic databases and that extractions were incomplete across key devices. A defense pathologist questioned the “homicidal violence” classification, citing disease findings and the missing head in arguing the manner of death should be “undetermined.” Attorneys also pointed to phone and gaming activity they said placed Willette’s son awake and active during the critical window. In his closing, defense attorney Robert Draskovich told jurors that without a weapon, timestamps embedded directly on all videos, or the head itself, the State’s story was too fragile to convict.
Prosecutors answered that the sum of the parts — the overnight vehicle movements, the concealment of Willette’s belongings, Michaels’ shifting statements and her own admission to striking him — matched the only reasonable conclusion. They argued motive grew from looming changes at home, with Willette set to move in as tensions flared over custody and finances. They also said that messages, tower pings and route data excluded the son as the killer. “You don’t have to see the saw to see the truth,” a prosecutor said, urging jurors to weigh the pattern instead of its missing pieces.
The path to trial was not straight. Last year, Michaels pleaded guilty to second-degree murder under a deal that carried a chance of parole after 15 years. She later withdrew the plea, telling the court she was innocent, and the case moved forward as first-degree murder. Prosecutors did not seek the death penalty. The judge will review a presentence report before imposing sentence in January. Defense lawyers said they plan to seek the minimum and to challenge evidentiary rulings and the sufficiency of proof on appeal, including disputes over uncollected surveillance, unsearched items and the lack of a luminol test.
Inside the courtroom Friday, spectators leaned forward as the clerk read the verdict. Willette’s mother, who found her son’s body, bowed her head. Court officers ushered the jury out as attorneys conferred on scheduling. Trial watchers who had followed the week’s testimony said the most striking feature was the collision of intimate relationships and relentless digital trace. The judge thanked jurors for managing graphic evidence and a tight schedule.
Michaels remains in county custody ahead of sentencing on Jan. 8, 2026. No other arrests have been announced. Investigators say the search for the missing head and any cutting instrument is ongoing, though no new leads were disclosed in court.
Author note: Last updated November 17, 2025.