The Brief An elderly man was critically injured after being trapped for nearly three hours under an overturned tractor, with only his head above water. Firefighters used chains and a front loader to free the man, who was then airlifted to a Rockford hospital for treatment. An elderly man suffered critical injuries after being trapped underneath an overturned tractor, with only his head above water for hours, according to Harvard Fire Protection District. When they arrived, firefighters found the man nearly a mile onto a rural property. Authorities believe he had been trapped for nearly three hours before being discovered by family.