LANGFORD, S.D. (MITCHELLNOW)Authorities in Marshall County are investigating a deadly farm accident near Langford. According to a press release from Emergency management of Marshall County, crews were called to a tractor fire Saturday afternoon, where they found the body of an as of yet unnamed 83-year-old man. Investigators say the blaze started as a result of the accident and has been ruled accidental. Agencies responding included the Langford Fire Department, Marshall County Sheriff’s Office, and the South Dakota State Fire Marshal’s Office. For more crime stories from MitchellNow.com, click here