. >> nobody was walking out the door but there was an 80-year-old woman adrienne watkins walking to the registers. she decides to back up because there's something that caught her eye that she wanted to pick up and that probably saved her life. >> oh! >> oh, wow. >> my gosh. she was right there. >> she only suffered minor injuries and bruising. >> i would just love to know what it was that made her stop. >> margaret was charged with improper backing and careless driving. >>> now, this other one is incredibly difficult to watch. check out this group of boys in detroit. they're about to cross the street. look at this boy here. >> oh. >> at the very last minute decides to run across the street. but almost immediately is struck by a truck. the driver of that truck gets out of the vehicle to try to help the 11-year-old boy that he just hit. watch the crowd that starts to form in the area. they're there to beat the driver of that vehicle. >> because that's going to help. >> it wasn't his fault at all. you drive past mlionfek every day. if someone jumps out in front of your car while you're mo