Officials with Phoenix Sky Harbor International Airport say a Southwest Airlines flight from Los Angeles to Austin has been diverted to Phoenix Sky Harbor International Airport.
Law enforcement in Los Angeles requested assistance from Phoenix police in checking out a possible threat.
The plane has been isolated and is not parked near the terminal areas, according to a Facebook post from Sky Harbor officials.
Interstate-10 east and westbound exit ramps at Sky Harbor Circle are shut down due to the investigation.
The airline says 143 passengers were on board and were seen getting on a bus, but there is no word on where they were taken
They also say flights at Sky Harbor are arriving and departing as scheduled.
Click here for more information from KPHO, our Phoenix CBS affiliate: http://bit.ly/16Ymk3h.
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