AT THE TIME OF CONSTRUCTION OF KTTW'S LOWER POWERED DTV FACILITIES, THE LICENSEE MADE A GOOD FAITH EFFORT TO IDENTIFY AND NOTIFY HEALTH CARE FACILITIES WITHIN THE STATION'S SERVICE AREA REGARDING THE POTENTIAL EFFECT OF KTTW'S DTV OPERATIONS ON CHANNEL 7. TO THE BEST OF THE RECOLLECTION OF THE STATION'S GENERAL MANAGER, NO HEALTH CARE FACILITY REPORTED ANY ADVERSE EFFECT FROM KTTW'S DTV OPERATIONS. IT IS UNCERTAIN WHETHER THERE ARE ANY HEALTH CARE FACILITIES WITHIN THE MODIFIED KTTW CONTOUR THAT ARE NOT WITHIN THE STATION'S PREVIOUS DTV SERVICE AREA. NONETHELESS, THE LICENSEE HAS SENT NEW NOTIFICATIONS TO ALL HEALTH CARE FACILITIES LOCATED WITHIN THE KTTW SERVICE AREA.