Myrtle Beach police say a note was found the cafeteria at Myrtle Beach High School Friday morning, indicating there was a bomb in the building.
The school was evacuated about 8:30 a.m.
Police checked the school and didn't find anything. The students were let back in about 10 a.m.
This is the third bomb threat at Myrtle Beach High in three days. It's the ninth in Horry County schools in about three weeks.
A Black Water Middle School student was arrested for saying there was a bomb on a bus.
Three St. James High School students were arrested in connection with a threat there. But no one has been arrested for making the threats at St. James or Myrtle Beach High.
We will continue to follow this story and bring you updates here on CarolinaLive.com.