Skip to main content
← Court & Trial

Prosecution Team — Utah County

The Utah County Attorney's Office prosecutes State of Utah v. Tyler Robinson as a capital aggravated-murder case. All named prosecutors are alive; we document public roles and court findings, not allege they knew of the assassination in advance or committed crimes.

Roster (research file / press materials)

NameRole (reported)
Jeffrey S. GrayUtah County Attorney
Chad E. GrunanderDeputy — also Chief Deputy in county press release
Ryan McBrideDeputy Utah County Attorney
Lauren HuntDeputy Utah County Attorney
David SturgillDeputy Utah County Attorney
Christopher D. BallardDeputy — also General Counsel / PIO listed

The Utah County Attorney's Office produced the Bates 003996-R2 Miranda video exhibit referenced across the mirandize section.

Reported prosecution theory

Per charging narratives and court commentary, the state relies on a bundle of evidence:

  • Scene rifle — Mauser-pattern firearm recovery and spent casing comparison (casing match reported separately from inconclusive bullet-jacket comparison).
  • DNA — reported consistency with Robinson on trigger, casing, cartridges, towel, screwdriver.
  • Surveillance and witness statements — Losee rooftop timeline in affidavit (UVU Losee).
  • Communications — alleged Discord messages and letter (discord evidence).

The state is also reported to be moving the autopsy jacket fragment to FBI Virtual Comparison Microscopy after ATF returned inconclusive (ballistics).

Discovery and scheduling fights

Commentary alleges prosecutors:

  • Object to some defense discovery requests while pushing the preliminary hearing forward.
  • Produce a very large discovery set (reported ~600,000 files) under protective orders while contested originals remain disputed (discovery page).
  • May limit forensic extractions from electronics offered at preliminary hearing per research notes.

Defense-aligned commentary names FBI Director Kash Patel in withholding disputes — that is commentary, not a court finding against any prosecutor.

June 2026 — Ballard contempt

Judge Tony Graf reportedly found Christopher Ballard in civil contempt for media statements describing "ample evidence" of guilt despite inconclusive ballistics on the jacket fragment — statements attributed to TMZ, Fox, and USA Today that violated pretrial-publicity restrictions. Graf ordered prosecutors pay defense fees tied to the motion; death penalty exposure remained. See Medical — Trial & Autopsy.

Ballard is not accused of wrongdoing on this site beyond the documented contempt finding.