Joyce Ellen Thompson Adams was attacked near her home, say authorities.
STUART, Fla. — Joyce Ellen Thompson Adams was walking her small dog near her Southwood home when deputies said a man she did not know knocked her down and fatally stabbed her.
The killing of the 73-year-old woman turned a quiet April 2 afternoon in a Stuart residential community into a first-degree murder case. Kersten Moses Francilus, 25, was arrested at the scene, charged with first-degree premeditated murder and held without bond after what Martin County Sheriff John Budensiek described as a random attack with no known connection between suspect and victim.
Adams lived across the street from where she was attacked, according to details authorities attributed to the arrest affidavit. Her walk was the kind of ordinary neighborhood routine that residents could recognize: a woman outside with a small dog on a residential street, close to homes and driveways. That setting became part of why the case drew attention across Martin County. Officials did not describe a confrontation, argument or prior dispute before the stabbing. Instead, they said Adams was targeted after Francilus had been moving through the community and asking residents an odd question about a bank.
Budensiek said residents first called 911 because a man was knocking on doors and asking where the new bank was. The sheriff said there was no bank nearby. Some residents reported the encounters as strange but not violent. One account from the affidavit said he tried to step into a home after a resident answered the door. The resident shut the door, and the man moved on. Those calls placed deputies on the way to Southwood before the first report that a woman was being stabbed. The sheriff later said callers did what they were supposed to do by reporting behavior that did not fit the neighborhood.
When the attack began, a civilian tried to help Adams, Budensiek said. The person was unable to pull the attacker away. A deputy who had already been sent toward the area arrived and saw the assault in progress. The deputy drew his firearm and ordered the man to stop. Francilus dropped the knife and surrendered, according to the sheriff’s office. An off-duty deputy who lived in the area also responded and helped provide emergency aid. Adams was taken to Cleveland Clinic Martin Health South, where she was pronounced dead.
The first public descriptions said Adams had wounds to her upper torso and appeared to have 16 or 17 stab wounds. Prosecutors later said she was stabbed more than 16 times. After additional review, investigators later believed she had been stabbed more than 50 times. The change showed how the understanding of the attack developed after the scene was secured and records were reviewed. Authorities described the weapon as a serrated kitchen knife or steak knife. Investigators said they believed it came from Francilus’ residence, where he lived with family members in a nearby community.
Southwood residents were left with the contrast between the peaceful setting and the violence of the attack. The neighborhood was described by officials as quiet and residential, a place where a person walking a dog in daylight would not normally draw concern. Budensiek said the killing was a “violent, violent homicide.” He said investigators had not identified a motive and had not found a nexus between Adams and Francilus. The lack of a clear reason became one of the central facts of the case, deepening the shock for neighbors who had first reported only unusual behavior.
Francilus’ background also became part of the investigation. The sheriff said he had no known criminal history. Local reports said deputies previously had responded to his home for a call that he was acting strangely. Another report from the affidavit said his mother told investigators he had not been taking medication. Authorities did not release a diagnosis or say that medical issues explained the killing. Detectives continued looking into his state of mind, movements and communications before the attack, including through search warrants for his home and electronic devices.
In court, prosecutors pointed to statements Francilus allegedly made after his arrest. According to the affidavit, he told deputies that he left his residence, went around the neighborhood, found a woman and killed her. Prosecutors also said he described Adams only as Jewish when asked about her. A local report said Adams’ daughter later stated there was nothing tying her mother to Judaism. Officials did not announce a hate-crime charge. The comment remained one part of a larger investigation into motive and intent.
The criminal case now sits at the intersection of neighborhood witness accounts, video evidence, forensic findings and Francilus’ alleged statements. Prosecutors must prove the elements of first-degree premeditated murder. Defense issues may include representation, competency, mental-health evaluation or challenges to the use of statements and evidence. At the same time, investigators are expected to keep building a timeline from the first door knock to the moment Adams was taken to the hospital. The next filings will determine how much of that evidence becomes public before trial.
Adams’ death remained under investigation as Francilus stayed jailed without bond. The next milestones are expected in Martin County court, where prosecutors will continue the murder case and detectives may disclose additional findings through filings or hearings.
Author note: Last updated April 27, 2026.