NORTON SHORES, Mich. (WZZM) -- For the second day in a row, a Muskegon County schools is closed because of vandalism.

School leaders at Western Michigan Christian High School discovered yarn strung around a variety of locations inside the school. The school's principal tells WZZM that it didn't take long for staff to clean up the mess, but it did require cancelling school.

The school does have surveillance cameras, but it is not known how the vandals got into the school.

Thursday, vandals let air out of the tires of school buses at Whitehall Schools, canceling classes.