MELBOURNE, Fla -- There is a heavy police presence at Sabal Elementary School at this hour.  

Police responded to the school shortly after dismissal around 2:30pm after a threat against the school was received.  

This comes after multiple threats against schools in Flagger County in the past three days.  Authorities say they take all threats seriously. 

As of 5:30pm, police ware still searching the school for anything suspicious. 2 K9 dogs, dozens of personnel and the Sheriff's Office Bomb Squad are involved in the search and the security of the school. 

At 5:33pm police notified dispatch that the inside of the school was clear as well as the north and south ends of the building.

Radio transmission also advised there was a shed outside that still needed to be searched.

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UPDATE: 5:41pm -- Police advised that there's still the field and the basketball courts still need to be searched before the "all clear" is officially given. 

UPDATE: 5:44 -- The All clear has just been given by police commanders.  Authorities are beginning to clear the scene now. 

This is breaking news with actively developing details.  Stay with The Blake Moia Show.