UPDATE (11:45 p.m.): No bomb was found and students returned to class around 11:30 a.m.

Police crews are currently searching Orchard View High School in Muskegon following a bomb threat that was called in.

Approximately 600 students were evacuated to the Middle School in order to allow the Michigan State Police to conduct a search.

The superintendent of the school told WZZM that the bomb threat was called in around 9:50 a.m. Tuesday.