MY SON WAS RECENTLY IN TWO ACCIDENTS INVOLVING HYUNDAI SONATAS. BOTH VEHICLES WERE TOTALED. IN THE FIRST ACCIDENT, HE WAS DRIVING A 2010 HYUNDAI SONATA. HE FELL ASLEEP DRIVING HOME ONE NIGHT AND HIT A GUARDRAIL WITH THE LEFT FRONT PANEL. THE CAR CONTINUED TO SLAM INTO THE GUARDRAIL ALL THE WAY DOWN THE LEFT SIDE. NO AIRBAGS DEPLOYED! FOUR DAYS AGO, WHILE DRIVING A 2009 HYUNDAI SONATA, HE SLID ON WET PAVEMENT AND WENT DOWN AN EMBANKMENT. HE HIT A LARGE ROCK PROTRUDING FROM THE GROUND CAUSING THE CAR TO FLIP ONTO ITS ROOF. IT CONTINUED TO SLIDE DOWNHILL UNTIL IT FINALLY CAME TO A STOP UPSIDE DOWN. AGAIN, NOT ONE AIRBAG DEPLOYED! BY THE GRACE OF GOD MY SON WALKED AWAY FROM BOTH ACCIDENTS WITH ONLY MINOR INJURIES. I AM CONCERNED THAT BOTH THESE VEHICLES HAVE SIGNIFICANT AIRBAG PROTECTION BUT WHEN IT WAS NEEDED, THEY DID NOT DEPLOY. I AM CONCERNED THAT SOMEONE ELSE MAY NOT BE AS LUCKY AS MY SON WAS.