# NTSB Accident NYC99LA117
> **Piper PA-11** · 1999-05-21 · LEESBURG, VA, USA · NONE
## Event
- **NTSB number:** NYC99LA117
- **Event ID:** 20001212X18870
- **Type:** Accident
- **Date:** 1999-05-21
- **Location:** LEESBURG, VA, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** Piper
- **Model:** PA-11
- **Registration:** N78659
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot-in-command's (CFI) failure to maintain control of the airplane.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=NYC99LA117) · AI Analytics · CC0 1.0*