Richard M. Nixon with Checkers, his family's cocker spaniel, in 1952. Nixon, who was then the Republican vice presidential nominee, mentioned Checkers in a TV-radio report on his finances.
Rep. Gwen Moore (shown in 2012) has introduced a bill that would mandate drug testing for wealthy Americans before they could claim itemized tax deductions over $150,000. She says the bill is intended not so much as a statement about the rich but about the poor.
J. Scott Applewhite/AP