Kalamazoo Public Schools sent out a tweet just after 9 pm Sunday evening saying school officials had been made aware of a threat against Loy Norrix High School online, so as a precaution, they were canceling classes Monday for the high school, while they determine the credibility of the online threat.

Police and Kalamazoo Public Schools are working together to find out more about the threat and who is involved as they end the tweet with,

Anyone with info about this threat should contact @KalPublicSafety immediately.