 torpedoing Jimmy Carter's chances of reelection. But in 2000, the GOP changed tactics. After Reagan was almost busted for his part in Iran-Contra, he testified that he had forgotten about details of the program more than 80 times. His growing Alzheimer's spared him an indictment. They realized that getting busted for treason wasn't worth the risk. They needed a plan B. And it was deliciously simple. If most voters don't like what you're selling, then just don't let them vote.