# NTSB Accident FTW94FA044
> **UPTON MUSTANG M-II** · 1993-12-05 · GUTHRIE, OK, USA · FATL
## Event
- **NTSB number:** FTW94FA044
- **Event ID:** 20001211X13848
- **Type:** Accident
- **Date:** 1993-12-05
- **Location:** GUTHRIE, OK, USA
- **Coordinates:** 35.840415, -97.420555
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** UPTON
- **Model:** MUSTANG M-II
- **Registration:** N4YP
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

WAS THE IN FLIGHT FAILURE OF THE LEFT AILERON FOR REASONS UNDETERMINED.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=FTW94FA044) · AI Analytics · CC0 1.0*