A tree service employee was killed in rural Nicollet County Thursday morning. The incident happened at just before 10am at a home in Lake Prairie Township. A worker from Davey Tree Service out of Plymouth was trimming a large branch on a tree. While he was attached to the limb, it gave way a fell to the ground, fatally injuring 25-year-old Murray Christopher Purdue of Minneapolis. The death is being investigated by the Nicollet County Sheriff’s Office and OSHA.