Rita Zajko tried to repair a family rift hours before she and her husband were killed, authorities said.
CHESTER HEIGHTS, Pa. — On the morning of her daughter’s 30th birthday, Rita Zajko sent a message apologizing for the distance that had grown between them and wishing her a happy birthday. Prosecutors say the message went unanswered. Hours later, Rita and her husband, Richard, were shot to death inside their home.
That final attempt at reconciliation is now part of the evidence prosecutors are using to describe the family conflict surrounding the Dec. 31, 2022, killings. More than three years after the couple’s deaths, Delaware County authorities charged their daughter, Michelle Zajko, with first-degree murder, conspiracy, burglary and related offenses. District Attorney Tanner Rouse said investigators believe she was present at the house and helped arrange the attack, although they have not determined whether she fired either fatal shot. Zajko denies killing her parents, and the prosecution has not publicly identified the other people it believes participated.
The birthday message did not by itself establish a motive, and authorities have not announced a definitive reason for the killings. It did, however, provide a stark endpoint to a record of family estrangement recovered by investigators. Rouse said Zajko had been separated from her parents emotionally and physically for much of the preceding year. In a January 2022 text to her father, she accused her mother of assuming the worst about her since childhood and of insulting a life she did not understand. The messages reveal anger and distance, but prosecutors have not said that any single dispute directly caused the violence.
Investigators believe the people who arrived at the Zajko home that night approached in a vehicle and went to the front door. A neighbor’s doorbell system recorded at least two people leaving the vehicle, according to authorities. One voice called out “Mom.” Another voice could then be heard exclaiming in alarm. Prosecutors have not released the complete recording or identified the people whose voices were captured. They contend that the sequence supports their theory that more than one person entered the home and that the couple’s deaths were planned rather than an act carried out by Richard Zajko alone.
The location of the bodies added a painful contrast to the allegations. Rita, 69, and Richard, who was reported as 72 by Law&Crime and 71 in another published account, were found in a room that had served as Michelle Zajko’s childhood playroom. Toys and dolls remained in the space. The differing reports of Richard Zajko’s age have not been clarified in the publicly reviewed material. The room’s history does not prove who committed the crime, but it became a central detail in public descriptions of a killing that authorities said occurred amid a long breakdown in the family relationship.
For years, suspicion did not lead to a homicide charge. Police questioned Zajko in Vermont soon after her parents were found and later briefly detained her when she returned to Pennsylvania for their funeral. She was released without being charged in the deaths. Authorities continued gathering records, examining digital evidence and comparing ammunition across jurisdictions. Rouse said the delay reflected the breadth of the investigation and the need to determine whether the evidence could support a prosecution in a case involving several possible participants.
Authorities said shell casings recovered at the Chester Heights home became significant when compared with ammunition connected to Zajko’s Vermont residence. Rouse said the ammunition also had ties to a firing range in the backyard of that property. Investigators have not recovered the murder weapon, and the ammunition evidence does not publicly establish which person fired the shots. Prosecutors argue that it helps connect Zajko and her associates to the preparation for or execution of the killings. Defense attorneys will be able to challenge those comparisons and the conclusions investigators drew from them.
Another disputed piece of evidence is a list that prosecutors say Zajko wrote about errors made during the crime. Rouse said it referred to shell casings left at the scene, ammunition that was not discarded and a failure to use phones in Vermont to send misleading messages. Authorities have not published the list in full, and the context in which it was created remains unclear from the public record. At trial, prosecutors would have to establish its authorship, meaning and connection to the deaths. Zajko’s defense could argue that it was misinterpreted, incomplete or unrelated to a criminal plan.
Zajko has publicly maintained her innocence. In an April 2025 letter supplied to The Associated Press through an attorney, she stated plainly that she did not murder her parents. Court filings attributed to her have raised the possibility that Richard Zajko killed Rita and then himself. Prosecutors reject that theory. They say the doorbell recording, physical evidence, cellphone analysis and indications of planning point to multiple people and place Zajko among them. No publicly released evidence has established the identity of the alleged shooter or shooters.
The case is also complicated by Zajko’s legal troubles outside Pennsylvania. She has been held in Maryland since February 2025 after her arrest with Daniel Blank and Jack “Ziz” LaSota. They have pleaded not guilty to allegations involving trespassing and illegal possession of guns and drugs. LaSota separately faces a federal gun charge and was granted a competency evaluation in that proceeding. Pennsylvania authorities said they must coordinate with Maryland officials before Zajko can be brought to Delaware County to answer the new murder charges.
Officials have described Zajko as associated with people commonly called the Zizians, a network of young computer scientists and other acquaintances whose members or associates have faced charges in several violent cases. Authorities and news reports have connected people in the circle to deaths in California, Pennsylvania and Vermont. Lawyers for LaSota deny that their client led a cult and reject the Zizian label. The existence of other investigations does not decide Zajko’s guilt in her parents’ deaths, which must be proven through evidence specific to the Chester Heights case.
Rita and Richard Zajko’s relatives said they had spent years waiting for an answer. Roseanne Zajko, Richard’s sister-in-law, described the period after the killings as one of darkness and despair. She thanked investigators for continuing to work through evidence that extended far beyond Pennsylvania. Her statement focused on the couple and the family’s hope that the court process might provide accountability, while acknowledging that a prosecution could not restore what was lost.
The unresolved questions remain substantial. Investigators have not announced a motive, recovered the murder weapon or named the alleged co-conspirators. They have not said whether they expect additional arrests. Zajko has not entered a plea in the Pennsylvania case, and no trial date has been scheduled. For prosecutors, the unanswered birthday message is one piece of a broader circumstantial case. For the family, it is also the final known attempt by a mother to close a divide before she and her husband were killed.
Author note: Last updated July 23, 2026.