RedactedNarrative: UNIT 2 WAS ANCHORED IN THE MIDDLE OF LAKE GREENWOOD. OPERATOR OF UNIT 2 FELL ASLEEP AND WAS AWAKEN BY UNIT 1 HITTING THE FRONT OF HIS PONTOON. UNIT 2 NEVER SAW ANY LIGHTS FROM UNIT 1. INV OFFICER DETERMINED THAT UNIT 2 STERN LIGHT WAS NOT VISIBLE 360 DEGREES, THE LIGHT WAS HOMEADE MOUNTED, WHERE UNIT 1 COULD NOT SEE. OPERATOR OF UNIT 2 HAD CHEST PAIN BUT REFUSED TREATMENT.