The Law: Caught in the Lineup

FBI Agent Tommy Cauthen sat in his car, fuming. A volunteer for a police lineup, due to meet Cauthen on a rundown street in Kenosha, Wis., was more than an hour late. As Cauthen was about to give up and leave, he spotted another man who fit the general description of the volunteer—young, medium height and black—so the FBI man offered him $5 plus a ride home for standing in the lineup at the Waukesha County Jail, 40 miles and an hour's drive away. Without hesitation, Willie Walls Jr., 21, agreed and jumped into the agent's car. That was to prove...