Family members and union leaders say the attack has raised new questions about safety at the USPS processing center on the city’s southeast side.
INDIANAPOLIS, Ind. — A 20-year-old postal worker was critically injured after a stabbing inside a U.S. Postal Service facility on Indianapolis’ southeast side Saturday night, leaving family members pleading for answers and prompting a joint investigation by postal inspectors and local police.
The attack happened at the Indianapolis Regional Processing and Distribution Center off Brookville Road, east of Emerson Avenue. By Monday, relatives of the injured worker, Derrius Riggs, said he remained on life support after suffering severe injuries to the neck. The case now sits at the center of two urgent questions: how a violent assault unfolded inside a major mail facility and whether warnings about the suspected attacker had been missed before blood was spilled on the work floor.
Police were first called to the USPS site Saturday evening after a report of a stabbing at the facility. Public details from investigators remained limited into Monday, but the basic outline of the case had become clear through interviews with relatives, employees and union leaders. Family members said Riggs, who had worked at the center for more than a year, was stabbed by a co-worker during his shift. His cousin, Michelle Washington, described the injuries as concentrated on the left side of his neck and said doctors had placed him on full life support while trying to control pressure and stabilize him. His mother, Sherry Riggs, said the family rushed to the hospital after getting word of the attack, arriving to a scene of fear, confusion and grief.
USPS confirmed one of its employees was injured in what it called a Saturday incident at the Indianapolis Regional Processing and Distribution Center. In a statement, the agency said its “hearts are with the family, friends, and coworkers” of the employee and that it wished him a full recovery. The statement added that the U.S. Postal Inspection Service and local law enforcement were investigating. Indianapolis police publicly described the case as an isolated incident and referred further questions to the Postal Service. By Monday, officials had not publicly identified a suspect, announced an arrest in the case or detailed possible charges. That left family members and co-workers relying on fragments of information as they tried to reconstruct what happened inside one of the region’s busiest mail operations.
The case quickly widened from a single act of violence into a broader workplace safety dispute. Gregory Jones, president of American Postal Workers Union Local 130, said he visited the facility Sunday and was told a stabbing had occurred. He said management acknowledged the attack and gave him an update on the victim’s condition. Jones also said he had heard from an employee, who asked not to be identified, that the suspected attacker had previously pulled a knife on another worker. That allegation had not been publicly confirmed by law enforcement or USPS, but it became a flashpoint for workers who said they were frightened by conditions at the site. Jones said employees needed safer environments and added that he planned to push for outside scrutiny of postal operations in Indianapolis.
For Riggs’ family, the public statements did little to ease the shock. Relatives described him as a young man trying to build a life through steady work after high school. His parents said he loved life, cared deeply about faith and peace, and had recently been praying often with family members. Their comments turned the story from a police brief into a portrait of a household suspended between hope and disbelief. Washington said the family wanted to know how a knife got into the workplace, whether anyone had been targeted before the stabbing, and why they had not heard more quickly from postal officials after the attack. The questions reflected a familiar tension in early violent-crime cases: loved ones want immediate answers, while investigators and employers often release information slowly as inquiries take shape.
Jones added an emotional layer of his own when he described how his wife lit candles for Riggs after hearing about the stabbing. He said the family would keep those candles burning for a week, linking the gesture to a separate health struggle involving their own son. The moment was small, but it captured the mood around the facility as workers and relatives tried to process the violence. At a place built for routine, sorting and movement, the weekend attack left behind fear, prayer and a growing demand for accountability.
As of Monday, Riggs remained hospitalized in critical condition, the investigation was still active, and officials had not publicly released fuller details about the confrontation. The next milestones are expected to come from police or postal inspectors as they determine whether charges will be filed and whether workplace security procedures will face closer review.
Author note: Last updated April 14, 2026.