The suspect who was employed by the Forest County Sheriff office opened fire at a house party in a remote town of Crandon, not far from the boarder with Canada.

• 事故发生在距美国与加拿大边届不远的偏僻小镇柯蓝登，该嫌疑人是森林郡治安事务所的工作人员，他向一家正在聚会的房屋开枪。