# NTSB Incident CHI08IA292
> **BOEING 757-223** · 2008-09-22 · Chicago, IL, USA · NONE
## Event
- **NTSB number:** CHI08IA292
- **Event ID:** 20081007X03940
- **Type:** Incident
- **Date:** 2008-09-22
- **Location:** Chicago, IL, USA
- **Coordinates:** 41.97861, -87.904724
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 192
- **Total aboard:** 192
## Aircraft
- **Make:** BOEING
- **Model:** 757-223
- **Registration:** N197AN
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** —
## Probable cause

The failure of an electrical relay due to eroded contacts and the flight crew's decision to continue a flight that was operating on battery power.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI08IA292) · AI Analytics · CC0 1.0*