WAS DRIVING ON HIGHWAY, CRUISE SET AT 55MPH, CAME OVER A HILL TO A CAR STALLED IN THE ROAD. I COULDN'T STOP, BOTH VEHICLES DECLARED TOTAL LOSS. DIRECT HIT, FRONT OF MY 2105 F150 TO THE REAR END OF A FORD FOCUS, APPROXIMATELY 40MPH. SEATBELT TIGHTENED AND LOCKED UP, LEFT BRUISES ACROSS MY HIPS, AIRBAGS DID NOT DEPLOY. HIT MY FACE IN THE STEERING WHEEL, BRUISED KNEES ON DASH.