Sheriff's officials were searching Maysville High School after a threat was discovered Thursday afternoon.
According to the superintendent for the Maysville Local School District, a bomb threat was discovered after school on Thursday.
The threat was written on a bathroom wall.
Students were already home at the time the threat was found, but all evening activities on Thursday were canceled.
The Muskingum County Sheriff's Office and local fire officials were searching the building using K9 units.
School likely will not be affected on Friday.
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