I WAS BACKING OUT OF MY DRIVEWAY AND TURNING SLIGHTLY TO THE LEFT, I ATTEMPTED TO STOP MY 2013 KIA SORENTO BY PRESSING THE BRAKES BUT IT WOULD NOT STOP. IT CONTINUED TO COAST BACKWARDS WITHOUT STOPPING EVEN THOUGH I CONTINUED TO PRESS BRAKES NUMEROUS TIMES.. THE BRAKE PEDAL ITSELF WOULD NOT GO ALL THE WAY DOWN WHILE I PRESSED DOWN. THE CAR DID NOT SLOW DOWN AND THE BACKUP SENSOR DID NOT SOUND AS IT CONTINUED TO BACK INTO MY NEIGHBORS FENCE. NOTE THAT I COULD SEE THE BACKUP CAMERA WAS WORKING BUT HAD NO CONTROL OF CAR STOPPING, ALSO THE CAR WAS PURCHASED ONLY 5 MONTHS AGO. *TR