ON THE EVENING OF DECEMBER 23, 2019 I HIT A DEER GOING APPROXIMATELY 25 MILES/HOUR. THE DEER DARTED OUT IN FRONT OF. I DID NOT HAVE TIME TO TAKE MY FOOT OFF THE GAS. HOWEVER, THE AUTO-BRAKING FUNCTION ON THE CAR INITIATED. THE COLLISION DID DAMAGE TO THE FRONT GRILL AREA AND RIGHT FRONT QUARTER PANEL. THE AIR BAGS (DRIVER'S AND SIDE CURTAINS) DEPLOYED. AFTER THE COLLISION AND INITIAL AUTO-BRAKING, I LOST ALL ABILITY TO BRAKE USING THE BRAKE PEDAL. THE CAR CONTINUED FOR APPROXIMATELY ANOTHER QUARTER MILE BEFORE COMING TO A STOP. BEFORE THE CAR CAME TO A STOP, I JUMPED/ROLLED OUT OF THE CAR BECAUSE I WASN'T SURE IF THE CAR WAS ON FIRE. THE WHITE DUST AND SMELL (FROM AIR BAGS) HAD ME CONCERNED. MY MAJOR CONCERN NOW IS THAT I LOST NORMAL BRAKING ABILITY. THIS SHOULD BE LOOKED AT. THE PENNSYLVANIA STATE POLICE REPORT NUMBER IS PA 2019-1706182. INSURANCE COVERAGE WAS BY NATIONWIDE. MY CALIM NUMBER IS 022305-GK. THE CAR IS BEING REPAIRED BY CAR CARE COLLISION IN HONESDALE, PA.