MY 6-YEAR-OLD SON WAS IN THE MIDDLE LEFT SEAT, I PULLED THE CAR OUT OF GARAGE AND DROVE UP TO THE INTERSECTION NEXT TO MY HOME AND APPLIED GENTLE BREAK. HIS SEAT CAME ALL THE WAY IN THE FRONT AND HIS NOSE HIT THE DRIVER SEAT. THIS IS THE THIRD TIME IT HAS HAPPENED THAT SEAT WAS NOT PROPERLY LOCKED. AFTER IT HAPPENED SECOND TIME, WE HAVE BEEN CAREFUL TO CHECK THE SEAT BEFORE WE START DRIVING. WE HEARD THE CLICK SOUND INDICATING THAT THE SEAT WAS PROPERLY LOCKED. IT'S BEEN A TERRIFYING EXPERIENCE FOR THE YOUNG ONE. I'M ALSO ATTACHING THE PICTURE OF HIS BRUISED NOSE.