# NTSB Incident OPS08IA011
> **Learjet 60** · 2008-07-21 · Chicago, IL, USA · NONE
## Event
- **NTSB number:** OPS08IA011
- **Event ID:** 20080728X01118
- **Type:** Incident
- **Date:** 2008-07-21
- **Location:** Chicago, IL, USA
- **Coordinates:** 42.029239, -87.900207
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 50
- **Total aboard:** 50
## Aircraft
- **Make:** Learjet
- **Model:** 60
- **Registration:** N252RP
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The LC-10 controller's failure to ensure the appropriate separation between two airplanes operating on runways where flight paths intersect.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=OPS08IA011) · AI Analytics · CC0 1.0*