A PUNTA GORDA MAN RAN OVER HIS OWN TWO YEAR OLD BOY AS HE BACKED OUT OF HIS DRIVEWAY WEDNESDAY AFTERNOON.  THE FLORIDA HIGHWAY PATROL SAYS 41 YEAR OLD RONALD SCRIBNER JR. WAS BACKING HIS FORD PICK-UP FROM 16150 WILDWOOD COURT WHEN HIS SON NATHAN WALKED INTO THE PATH OF THE FRONT RIGHT TIRE AND WAS ROLLED OVER.  AUTHORITIES CAUGHT UP WITH SCRIBNER AS HE WAS RUSHING HIS SON TO THE HOSPITAL ON WASHINGTON LOOP ROAD.  THE BOY WAS AIRLIFTED FIRST TO LEE MEMORIAL HOSPITAL, THEN TO TAMPA GENERAL IN CRITICAL CONDITION.  TROOPERS SAY CHARGES MAY BE PENDING THE COMPLETION OF THEIR INVESTIGATION.