UPDATE (5:09 p.m.) - San Luis Obispo police say a phone used to call in a threat against the San Luis Obispo County Courthouse on Wednesday was a pre-paid cell phone purchased at a San Luis Obispo business.
Investigators are now looking for the person who purchased the phone. Images of that person were captured on the store's surveillance camera.
Police say it's unknown if the same person made the phone call.
The courthouse was evacuated after an employee at the County Government Center received the call stating there were two bombs inside the courthouse.
Police say no explosive devices or any other suspicious materials were found in an extensive search of the building.
UPDATE: (3:07 p.m.) - San Luis Obispo police are asking for help identifying a man they say is a person of interest in their investigation.
Pictures of the man were posted on the department's Facebook page.
Anyone who knows who he is or who has information on the incident is asked to call Detective Orozco at (805) 594-8035.
Anonymous tips can be made to Crime Stoppers at (805) 549-7867.
UPDATE (2:50 p.m.) - San Luis Obispo police say the scene at the San Luis Obispo County Courthouse is being cleared and everyone is safe.
UPDATE (1:27 p.m.) - Authorities remained on scene at the San Luis Obispo County Courthouse Wednesday afternoon investigating reports of a bomb threat.
San Luis Obispo police say they are working with the San Luis Obispo County Sheriff’s Office and using two bomb dogs to search the courthouse after someone called the location shortly after 11 a.m. to report two bombs had been placed in the building’s ventilation system.
Police said as of 1:25 p.m. that no devices had been found.
The building was evacuated and a perimeter established, which includes the closure of nearby roads.
The nearby county government center was also being searched.
police say they have no suspects or motives at this time.
KSBY has a crew on the scene and will have updates as they become available.
ORIGINAL STORY: The San Luis Obispo County Courthouse was evacuated Wednesday morning due to a reported bomb threat.
San Luis Obispo police remained on scene as of 12:45 p.m. while the buildings were being searched.
Monterey and Palm streets remained closed between Santa Rosa and Osos streets.
This is a developing story.
KSBY has a crew on scene and will have updates as they become available.