Homicide — Savannah, GA — reported 2026-07-08

SUMMARY

Prosecutors presented their case against Derek Johnson, who is charged with murdering Shaliyah Collins and Phillip Mock on Truman Parkway in October 2023.

KEY FACTS

  • Incident type: Homicide
  • Location: Savannah, GA
  • Date reported: 2026-07-08
  • Suspect: male
  • Victim(s): 2 (Shaliyah Collins (19) and Phillip Mock (48))

REPORTED DETAILS

  • Derek Johnson is accused of killing two people, Shaliyah Collins and Phillip Mock, on Truman Parkway in October 2023.
  • Prosecutors say Johnson shot Collins six times, striking her three times, before placing the gun to her head and firing again.
  • Johnson then allegedly lifted Collins' body by her belt and dragged her to the side of the road, where he forced his wife at gunpoint to help him throw the body off the overpass into a marshy area below.
  • Phillip Mock was shot twice after stopping to offer help to Johnson's car on the side of the road.
  • Johnson was arrested in the days following his wife's full statement to police, and was found in St. Pete, Florida.