By Angela Hatton
Sharon, TN – Authorities in West Tennessee say a boy has been killed while playing on a back yard swing set. Weakley County Sheriff's Investigator Randall McGowan says the 11-year-old became entangled in a dog chain which was attached to the play set yesterday in Sharon. McGowan says the boy's death appears accidental. An autopsy is pending. Police say the exact cause of death has not been determined.