The story goes like this... On Friday night, police said, Hicks, 57, was driving home from visiting her sister in Whittier when she noticed a teenager spraying graffiti on a cinder-block wall two blocks from her house near San Gabriel River Parkway and Woodford Street. Hicks honked her horn and flashed her lights at the teenager. As he walked away, she followed him in her car. Suddenly, another car pulled up behind her and......