# NTSB Incident CEN12IA502
> **BOEING 737-924ER** · 2012-07-31 · Denver, CO, USA · NONE
## Event
- **NTSB number:** CEN12IA502
- **Event ID:** 20120802X03552
- **Type:** Incident
- **Date:** 2012-07-31
- **Location:** Denver, CO, USA
- **Coordinates:** 39.861667, -104.673057
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 157
- **Total aboard:** 157
## Aircraft
- **Make:** BOEING
- **Model:** 737-924ER
- **Registration:** N37420
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

An in-flight collision with a bird during descent to land, which resulted in damage to the left pitot tube and loss of airspeed information to the left and right primary flight displays (PFD). The reason for the total loss of indications on the left PFD could not be determined based on available evidence.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN12IA502) · AI Analytics · CC0 1.0*