The passengers on the bus watched sympathetically as the attractive young woman with the white cane made her way carefully up the steps. She paid the driver and, using her hands to feel the location of the seats, walked down the aisle and found the seat he’d told her was empty. Then she settled in, placed her briefcase on her lap and rested her cane against her leg. It had been a year since Susan, 34, became blind. Due to a medical misdiagnosis she had been rendered sightless, and she was suddenly thrown into a world of darkness, anger, frustration and self-pity. And all she had to cling to was her husband, Mark. Mark was an Air Force officer and he loved Susan with all his heart. When she first lost her sight, he watched her sink into despair and was determined to help his wife gain the strength and confidence she needed to become independent again. Finally, Susan felt ready to return to her job, but how would she get there? She used to take the bus, but was now too frig...