After Lou sees an Immigration Department sweep of his favorite Mexican restaurant, the Tribune uncovers a grim and unsettling picture of what's happening to illegal aliens. At the same time, Lou has to cope with a new addition to the city room staff ? Mrs. Pynchon's spoiled niece ? who turns out to be ill-equipped for the job of copy girl.

A mother, obsessed with tracking the hit-and-run driver who killed her son, arouses Rossi's fighting instincts and leads to a human interest story with an unexpected payoff. Meanwhile, after Lou and Mrs. Pynchon have separate encounters with hostile citizens, Billie is assigned to find out if there's a story in the use of cars as weapons.