I WAS DRIVING ON AN INTERSTATE LOOP AT APPROXIMATELY 30 MPH. AT THE TOP OF THE LOOP, AS I STRAIGHTENED THE WHEEL THE VEHICLE BEGAN TO ROCK BACK AND FORTH AS THOUGH IT WAS GOING TO FLIP OVER. THE ROCKING TURNED INTO FISHTAILING, AND THE STEERING WHEEL WAS FORCEFULLY PULLED TO THE LEFT. THIS CAUSED THE VEHICLE TO TRAVEL ACROSS TWO LANES OF TRAFFIC AND HIT A GUARDRAIL, ENDING UP FACING ONCOMING FREEWAY TRAFFIC. THE AIRBAGS WERE DEPLOYED. I WAS 4 MONTHS PREGNANT AND TRAVELLING WITH MY 10 MONTH OLD SON. I WAS ABLE TO DRIVE TO SAFETY IN THE MEDIAN. THIS ACCIDENT WAS A TOTAL MYSTERY TO ME SINCE I WAS NOT TRAVELLING AT AN EXCESSIVE SPEED. THE GROUND WAS SLIGHTLY WET FROM A BRIEF SPRINKLE.