Stacy Gamery would do anything to reverse 60 seconds of her life. If only she could rewind the clock to the minute she gave in to her 3-year-old's desire to sit in the front seat of a car. This time, she wouldn't deviate from her policy of insisting that Carmen get in a car seat in the back, just as she had on all the other trips they'd made since she was born, no matter how special the occasion. If she had done this, she said, she wouldn't have found herself on the evening of July 7 pleading with onlookers...