Updated suspect description: Brown hair, white male, about 5'5", black sunglasses, black hoodie (maybe a towel or rag on hoodie), dark shoes, white socks. Holding black semi-auto handgun in right hand. White bandana with dark spots noted as well. No facial hair. Police working to get picture out to local media.
Classes canceled as precautionary measure at University of Montana - no violence reported on campus. Campus urged to stay behind locked doors until further notice. Campus police locking outside doors building by building.
City police search continues.