WASHINGTON - Passengers were offloaded from a United Airlines flight at Reagan National Airport Tuesday after a reported security incident.

Flight UA 512, arriving from Houston, landed around noon. The nature of the incident remains unclear.

Images from the scene show emergency vehicles surrounding the aircraft on the runway.

This is a developing story. Stay with FOX 5 for updates.

The Source: Information in this article comes from Metropolitan Washington Airports Authority. Travel Travel News Washington, D.C. News

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