Person with knee injury at school on Ball Road Heard on: Calvert MD Fire Dispatch Group Calls 00:22 00:00 Medical box 703 , Mutual Elementary, (number withheld) Ball Road. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Medical box 703 , Mutual Elementary, (number withheld) Ball Road. 00:04 Knee injury. 00:05 Unit company seven is to respond to 56 . 00:10 Medical box 703 , mutual elementary, (number withheld) Ball road for knee injury. 5/12/2026 07:54 AM Medical Emergency Ball Rd, Port Republic, MD 20676 View on map