APRIL 28, 1973. IT IS 4:50 A.M., STILL DARK AS NIGHT. Ten-year-old Clifford Glover is walking with his stepfather, Add Armstead, down a New York City street toward the auto salvage yard where Armstead works. Patrolman Thomas Shea is driving down the same street in an unmarked car with his partner, Walter Scott. They are on the lookout for a pair of armed robbers who, through a coincidence of fate, were dressed similarly to Clifford and his stepfather...