Sources tell Action News that someone called in the threat around 2:00 a.m. Saturday.
There was no flight number matching the number given by the caller.
There was only one plane on the ground at the time of the threat.
28 people were onboard a small commuter plane operated by US Airways.
The bomb squad evacuated the plane.
They performed a sweep and no bomb was found.
Passengers were then allowed back on the plane.
Officials have not said which flight was involved or if any arrests have been made.
