# NTSB Accident CHI91LA194
> **BOEING A75N1** · 1991-06-16 · MUNDELEIN, IL, USA · NONE
## Event
- **NTSB number:** CHI91LA194
- **Event ID:** 20001212X17226
- **Type:** Accident
- **Date:** 1991-06-16
- **Location:** MUNDELEIN, IL, USA
- **Coordinates:** 42.259925, -87.99945
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 4
- **Total aboard:** 4
## Aircraft
- **Make:** BOEING
- **Model:** A75N1
- **Registration:** N59791
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT-IN-COMMAND'S NOT MAINTAINING VISUAL CONTACT WITH THE PREVIOUSLY IDENTIFIED AIRPLANE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI91LA194) · AI Analytics · CC0 1.0*