FORD EDGE: I WAS STOPPED AT A STANDARD 4 WAY INTERSECTION. MY LIGHT TURNED GREEN AND I ENTERED TO GO STRAIGHT THROUGH. CADILLAC CTS: FROM LEFT GOING APPROX. 45-50 MPH, RAN THEIR RED. COLLISION AT 90 TO FORD'S FRONT DRIVER'S SIDE WHEEL AND CADILLAC'S FRONT PASSENGER SIDE. IMPACT SPUN FORD TO APPROX. 300 FROM INITIAL DIRECTION. CADILLAC'S FRONT AIRBAGS DEPLOYED. NO DEPLOYMENT FROM FORD. FORD DRIVER STRUCKDRIVER'S SIDE WINDOW RESULTING IN CONCUSSION.