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BOUNDARY COUNTY, Idaho -- Boundary Co. School District closed all of its schools Monday because of a ninth bomb threat against the high school.

911 dispatch received a threatening call indicating there may be a bomb in the school Monday.
The district decided to close all schools for the remainder of the day. Students were bussed home, or parents picked up their children early from school.

Classes are scheduled to resume Tuesday.

The district recently added a variety of security measures following a series of threats. Most of the threats were written in a school bathroom. School officials added adult monitors for the bathrooms after the first eight threats.

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