# NTSB Accident WPR12FA180
> **LEAGUE LANCAIR IV-TP** · 2012-04-23 · Sisters, OR, USA · FATL
## Event
- **NTSB number:** WPR12FA180
- **Event ID:** 20120419X54443
- **Type:** Accident
- **Date:** 2012-04-23
- **Location:** Sisters, OR, USA
- **Coordinates:** 44.217777, -121.505279
## Injuries
- **Highest injury:** FATL
- **Fatal:** 2
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** LEAGUE
- **Model:** LANCAIR IV-TP
- **Registration:** N66HL
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilots’ inability to maintain control of the airplane and arrest a steep spiral dive while maneuvering for reasons that could not be determined because postaccident examination could not identify any anomalies that would have precluded normal operation prior to the inflight breakup.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR12FA180) · AI Analytics · CC0 1.0*