Johnson City Police Have Arrested A 17 Year Old Male Student After Allegedly Assaulting A Male Student At A City School. It Happened At Henry Johnson Alternative School Yesterday.A School Resource Officer Arrived To Find The Victim On The Floor. The Victim Had A Knot On The Back Of His Head. Further Investigation Revealed That A Male Student Had Struck The Victim With His Fist. The Victim Was Transported To The Hospital. The 17 Year Old Male Was Charged With Aggravated Assault. He Was Transported To The Upper East Tennessee Regional Juvenile Detention Center. An Arraignment Date Has Not Been Set At This Time.