THIS IS THE THIRD TIME THE CAR SEAT DETACHED FROM BASE UNIT WHILE TURNING, CAUSING THE CAR SEAT TO TURN UP SIDE DOWN WITH MY SON IN IT. ALSO THE HANDLE WAS UP BECAUSE IF THE HANDLE IS IN THE INTENDED POSITION WHILE IN A CAR, IT IS IMPOSSIBLE FOR ANYONE TO SIT IN THE SEAT IN THE FRONT OF THE CAR SEAT. FOR DRIVER OR PASSENGER. SEAT TAKES UP TOO MUCH ROOM IN THE POSITION WITH HANDLE DOWN WHILE IN CAR. *TR