2017 LEXUS NX200 Structurebody Problems

DOORS OPEN BY ITSELF DURING DRIVING. THIS ALREADY HAPPENS TO MY LEXUS NX 200T 2017 MODEL TWICE THIS YEAR. THE FIRST TIME HAPPENED ON THE FREEWAY INTERCHANGE. I WAS GETTING TO A LEFT TURN FREEWAY INTERCHANGE, THE REAR RIGHT DOOR AT MY KID'S CAR SEAT SIDE OPENED BY ITSELF. MY DAUGHTER WAS SO SCARED AND MY WIFE HELD THE DOOR BY HAND UNTIL WE LEFT THE FREEWAY AND PARKED. THE SECOND TIME HAPPENED WHEN I MADE A RIGHT TURN TO A PARKING STRUCTURE FROM THE LOCAL STREET, THE LEFT DOOR AT THE DRIVER SIDE WAS SWING-OUT OPEN BY ITSELF. I WAS LUCKY THERE WAS NO CAR DRIVING NEXT TO ME. THIS CAR WILL MAKE A WARNING ALARM IF ANY OF THE DOORS ARE NOT CLOSED PROPERLY BEFORE IT MOVES. BOTH TWO TIMES THERE WASN'T A WARNING ALARM UNTIL THE DOOR OPENED BY ITSELF AFTER 25-40 MINS' DRIVE. THE MANUFACTURE AND...