EE HAD ENTERED THE CAB OF THE TRUCK TO ANSWER THE RADIO, WHEN HE DISMOUNTED HE STEPPED ON A ROCK CAUSING THE ANKLE TO ROLL. HE WAS TAKEN TO GIBSON COUNTY E.R. TO BE EXAMINED. X-RAYS WERE NEGAT IVE, AN ANKLE SPLINT WAS ISSUED AND HE WAS RELEASED TO RETURN TO WORK WITHOUT RESTRICTIONS.