...WALLACE: Congressman, there is something in political science known as the 15 percent lie, and that is the fact, the established fact, that blacks, especially blacks running in Southern states, tend to do better, about 10 or 15 points better, in public opinion polls than they do when people go behind the voting curtain and actually vote on Election Day. Now, it happened to Harvey Gantt, when he was running for the Senate in North Carolina. It happened to Doug Wilder when he was running for governor in Virginia. Why won't it happen to Harold Ford in Tennessee? FORD: Well,...