Full Breakdown
Manassas Workplace Shooting Ends in Suspect’s Suicide After Interstate Pursuit
By Drooid · · How we work
Core Event: Fatal Shooting at United Rentals
On a Wednesday morning, Marvin Grant, 37, of Charlotte, North Carolina, opened fire inside a United Rentals facility at 9415 Wellington Road in Manassas, Virginia. He shot three coworkers, killing Richard Lamont, 48, and Christopher Serrano, 33, and wounding a third who remains hospitalized in stable condition. After the attack, Grant fled in a gray Toyota Camry or Corolla with temporary North Carolina tags.
Background & Context: Workplace Violence and Regional Response
The incident was initially classified as an active-shooter event but later described as workplace violence. Manassas City Police, Prince William County Sheriff’s Office, and Virginia State Police coordinated a multi-agency response that included a statewide manhunt, road closures, and temporary school lockdowns.
Timeline of the Incident
- ? 7 a.m. – Police receive 911 calls reporting an active shooter at United Rentals.
- 7:11 a.m. – Manassas City Police confirm the shooting, locate three victims.
- ? 8:20 a.m. – VSP learns Grant’s cell phone ping places him near Harrisonburg; troopers spot his vehicle on I-81 southbound near the 235-mile marker in Augusta County.
- ? 8:30 a.m. – Grant’s car pulls into a rest area at the 232-mile marker; troopers attempt a traffic stop. He briefly exits, re-enters, and continues south.
- ? 9:00 a.m. – A pursuit is initiated.
- ? 10:30 a.m. – Grant stops at the 227-mile marker, exits with a firearm pointed at his head, and sustains a self-inflicted gunshot wound. He is taken to Augusta Health and pronounced dead.
Data & Statistics
- Victims: 3 employees shot; 2 fatalities; 1 survivor in stable condition.
- Suspect: Marvin Grant, 37, United Rentals employee.
- Vehicle: Gray Toyota Camry or Corolla with temporary North Carolina tags.
- Mile-marker locations: 235, 232, and 227 on I-81 in Augusta County.
- Traffic impact: I-81 closed near mile 227; VDOT later reported delays.
Official Statements & Responses
Manassas City Police Chief Doug Keen briefed the media, noting investigators are still determining a motive and describing the event as workplace violence. Virginia State Police confirmed troopers did not use force during the pursuit or standoff. United Rentals emphasized employee safety as its top priority and pledged cooperation with law-enforcement investigations. Local authorities advised residents to avoid the area, stay indoors, and follow police directions while the investigation continued.
Verbatim Quotes
- “Our working theory is that there was some kind of altercation that led to this,” — Doug Keen, Manassas police chief
- “Our condolences go out to the victims and their families. This is a traumatic incident that has impacted many within our community,” — Harrisonburg MCPD
- “We know he's fled the area. We don't know where he's headed to,” — Doug Keen, Manassas police chief
Conflicting Reports & Gaps
Sources differ on the exact minute the shooting was first reported: some cite 7:11 a.m., others 7:14 a.m. The suspect’s vehicle is described alternately as a gray Toyota Camry or a Corolla, reflecting early eyewitness uncertainty. No motive has been publicly identified, and investigators have not disclosed whether Grant possessed a handgun at the workplace after the shooting.