East gate of Peterson Air Force Base closed for investigation
The east gate of Peterson Air Base is closed for an investigation.
Officials say a vehicle set off a chemical signature detector.
As a precaution, security shut down the east gate indefinitely.
The north and west gates are still open.
Officials said no one was held for questioning and there is no reason to believe there is a threat at this time.
The gate will remain closed for next couple of hours.
