Mid-December, 8 pm. A sudden snow stole into the slums of Bronx, softening its harsh streets of broken glass and shattered dreams. Under the mellow glow of the night lamps, these streets are Christmas-like, enchanted by a blanket of fluffy white. At a corner, three men huddled around a fire fueled by newspaper, rubbing their hands, stamping their feet, shaking away the night's chill.