C-FITAQP: 5) BUZZING / ACRO

Sling LSA | N166TW

Avalon, California

  • DTSB analysis published
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Key facts

  • DateApril 9, 2026
  • Local time12:20 PM
  • LightDay
  • WeatherVMC
  • Phase of flightManeuvering
  • People on board2
  • Fatalities2
  • NTSB numberANC26FA024
  • NTSB statusUnder investigation

Accident Location

City, State
Avalon, California
Latitude
33.322789
Longitude
-118.35079

Aircraft Info

N Number
N166TW
Make
Sling
Model
LSA
Category / Class
Aircraft Single Engine Land
Amateur Built
Yes

Pilot Info

Pilot in command
Cox, Robert Kenneth, Jr.
Gender
Male
Age
54
Total hours
6000
Certification
Commercial Pilot
IFR rating
Yes
Medical
2nd Class Medical
Flight school
No
Instructional flight
No

Analysis

Weather
VMC
Time of day
Day
Phase of flight
Maneuvering
Pilot error
Yes
Pilot incapacitation
No
People on board
2
PIC fatality
1
Passenger fatalities
1
Total fatalities
2
NTSB number
ANC26FA024
NTSB travel
Yes

Probable Cause

THE DTSB

The DTSB determines the Probable Cause of this accident to be Pilot Error, in that the accident pilot, Robert Cox, was observed in the same accident aircraft flying very low and very aggressively, just minutes before the accident, and did stall the aircraft during the maneuvering at an altitude too low to recover from. The other occupant was Daniel Sarner, aged 51, a commercial pilot. Repeated trips between the two individuals’ airports, KCRQ (Cox) and KTOA (Sarner) are documented. Numerous very low level flight and low level maneuvering, as well as low level trips in the terrain of Catalina Island are in the recent flight history, apparently replicating the low level marine style helicopter operations familiar to Cox from marine helicopter combat missions.

NTSB

None yet (final report not yet published).

Recommendation

THE DTSB

The DTSB recommends that all pilots of all aircraft rehearse and condition themselves to avoid “Flying Cowboy” style low level aggressive Buzzing/ Acro maneuvering thrill type flight operations.

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