Adopted Son Slays Deacon Dad

Police car and officer on a city street.

A devoted Catholic deacon, who dedicated 25 years to guiding youth and fostering broken families, allegedly murdered by his own adopted son in a shocking betrayal of faith and family values.

Story Snapshot

Omaha police arrested 36-year-old Martin Zak, adopted son of deacon John Zak, after a vehicle chase on March 13, 2026, charging him with homicide, felony flight, and theft over $5,000.
John Zak, 69, a beloved permanent deacon at St. Peter Catholic Church since 1998, found dead March 11 at his Gifford Park home following a missing person report.
Zak family fostered and adopted multiple children over decades; this tragedy strikes at the heart of conservative family commitments.
Church leaders, including Archbishop McGovern, mourn the loss and call for prayers amid ongoing investigation.

The Crime and Rapid Police Response

Omaha police discovered 69-year-old John Zak dead late on March 11, 2026, at his home near 36th and Cass Streets in Gifford Park. A missing person report from the previous day prompted the welfare check that uncovered the homicide. Early March 12, around 1 a.m., detectives identified 36-year-old Martin Zak, John’s adopted son, as a person of interest. They launched a search for his blue Mazda SUV, stolen in connection with the crime. By 10 a.m. on March 13, officers spotted the vehicle at 10th and Martha Streets, initiating a brief pursuit that ended in Martin’s arrest after nine hours of intensive efforts. Omaha Police praised their detectives’ swift work in apprehending the suspect.

John Zak’s Life of Faithful Service

John Zak served as a permanent deacon at St. Peter Catholic Church for over 25 years, ordained in 1998. He directed the parish youth group, taught catechism, and worked as a respiratory therapist, carrying inspirational holy cards to inspire patients. With wife Mary, he fostered and adopted multiple children, including Martin, embodying conservative values of family, charity, and community stewardship. Known as a pillar in Omaha’s tight-knit Catholic parish, Zak touched countless lives, especially youth, through his unwavering faith-driven service. This betrayal by an adopted son devastates those ideals.

Arrest, Charges, and Church Mourning

Martin Zak faces charges of criminal homicide, felony flight to evade arrest, and felony theft of at least $5,000. He appeared in Douglas County Court on March 13 afternoon for a bond hearing and remains held on $1 million bond at Douglas County Jail. As of March 14, no motive or trial date has been released; the homicide investigation continues with limited public details. Rev. John Broheimer, St. Peter pastor, expressed great shock, noting Zak’s impact on youth. Archbishop Michael G. McGovern mourned the tragic death, praying for Zak’s soul, the family, and parish.

The Omaha Police Officers Association offered condolences, crediting detectives while highlighting the community impact. Mary Zak, John’s wife and Martin’s adoptive mother, bears the deepest grief without public comment. This case echoes rare familicide tragedies but stands out due to the victim’s clerical role and the family’s adoption history, prompting questions on support for faith-based fostering.

Community Impact and Broader Implications

St. Peter parish faces short-term mourning, disrupting services and youth programs hardest hit by Zak’s absence. The Archdiocese of Omaha and Gifford Park residents reel from the shock in this residential area near the church. Long-term, the incident may spur scrutiny of foster and adoption outcomes in faith communities, potentially tightening church safety protocols. Socially, it erodes trust in family and church figures, underscoring vulnerabilities in even the strongest conservative households devoted to helping others. No prior incidents mar the Zak family record, isolating this as a profound, unexplained loss. Police efficiency offers some reassurance amid the grief.