GRAFTON, Wis. -

Two high schools in southeastern Wisconsin were evacuated, one because of a bomb threat and the other because of a suspicious device.

Grafton police said someone wrote a bomb threat in a bathroom at the high school. Students were sent to a local church Tuesday morning while authorities searched the building, but found nothing.  Students are back in class.

WISN-TV reported Racine Park High School students were temporarily evacuated to the field house after a suspicious device was found in the school. Authorities checked the building and allowed students to return about a-half hour later.