HIT IN THE HEAD IN APRIL 2015 BY SUV REAR POWER LIFT GATE CAUSING TRAUMATIC BRAIN INJURY. DESIGN FLAW IN MOST SUV REAR LIFT GATE. I BELIEVE CHRYSLER HAS ONE THAT BEEPS WHEN LIFT GATE IS LOWERING BUT OTHERS DO NOT. ALSO THEY SHOULD BE DESIGNED LIKE GARAGE DOORS IN THAT A SENSOR CAN STOP PROGRESSION OF DOWNWARD MOVEMENT WHEN TAILGATES LOWERS THERE BY STOPPING ANY FURTHER INJURY TO INDIVIDUALS - ESPECIALLY OLDER INDIVIDUALS AND CHILDREN.