Supporters failed to get the 60 votes required for the measure to survive a test vote. Had it survived, a two-thirds majority in both houses of Congress would have been required to send an amendment to the states. It then would have had to be ratified by at least 38 state legislatures.
But they took solace in the fact that the idea received several new votes from Republican freshmen elected after the amendment received its last vote in 2004.
"This is an issue that is of significant importance to many Americans. We have significant numbers of our members who want a vote on this, so we are going to have a vote."