<p>Ralph Nader's presidential campaign is urging Democratic contender John Kerry to condemn a new political group, the National Progress Fund, which is running ads telling Nader supporters that voting for the consumer advocate would help President Bush.</p>
<p>"We would like to see a clear message from Mr. Kerry that he opposes this effort against Ralph Nader," said Nader campaign spokesman Kevin Zeese. "If we don't get it, we will feel that he deserves credit for it."</p>