Out of a sense of decency, Sen. Barack Obama has said that the children of politicians should not be hauled into the bloody political ring, even when they embarrass their parents, as children will sometimes do. It is a solid rule to follow: The sins of the children, provided they have reached the age of reason, should not be visited upon their parents - even when their parents are politicians.

These glad tidings have not reached some of Obama's supporters.

Anatomy of a Rumor