Incident
Primary tabs
10-15-2020 Arizona Arivaca 2-1
Location
October 15, 2020
Arivaca, Arizona
Participants
- Type: Victim
- Name: Kaycie Mattias
- Age: 33
- Age Group: Adult 18+
- Gender: Female
- Status: Killed
- Type: Victim
- Name: Monica Gilkey
- Age: 55
- Age Group: Adult 18+
- Gender: Female
- Status: Killed
- Type: Subject-Suspect
- Name: Justin Tyler Grandstaff
- Age: 36
- Age Group: Adult 18+
- Status: Unharmed, Arrested
Incident Characteristics
- Shot - Dead (murder, accidental, or suicide)
Notes
Mother and daughter shot dead; sus arrested at Border Patrol checkpoint on Arivaca Rd;
Guns Involved
1 gun involved.
- Type: Unknown
Sources
District
Congressional District: 3State Senate District: 2
State House District: 2