I WAS DRIVING ON A BUSY ROADWAY AND TRAFFIC CAME TO A COMPLETE STOP THE CAR 2 CARS IN FRONT OF ME SLAMMED ON THEIR BRAKES TO STOP. HE WAS ON HIS PHONE, THE GIRL BEHIND HIM AND IN FRONT OF ME THEN SLAMMED ON HER BRAKES AND HIT HIM, I THEN LOCKED MY BRAKES AND HIT THE GIRL IN FRONT OF ME...MY AIRBAGS DID NOT DEPLOY AND I WAS GOING FROM 25 TO 30 MPH WHEN CONTACT WAS MADE...THERE WAS $1,800 DAMAGE TO THE JEEP CHEROKEE THAT SHE WAS DRIVING AS WELL...AFTER LOOKING AT THE AFTERMATH THE SENSOR IN THE GRILLE WAS JUST HANGING THERE BUT THE GRILLE WAS COMPLETELY PUSHED IN. 2 MECHANICS HAVE TOLD ME THAT THE AIRBAGS SHOULD HAVE DEPLOYED BUT I DO NOT KNOW WHO TO TAKE IT TO, TO SEE IF THIS IS A CORRECT ASSUMPTION. THE DAMAGE HAS NOT BEEN FIXED BECAUSE I NEED TO KNOW IF THE AIRBAGS SHOULD HAVE DEPLOYED. *JB