Or the RNC, or perhaps even Sarah Palin. Of course, while they would have standing, the other issue of justiciability wouldn't be met because Obama has already been installed in Office. As Carter points out in his ruling, the Congress is the only one that can remedy this now.
But, in 2012, his eligibility could be challenged by one of his Democrat opponents in the primary - unlikely sure, but legally possible.
“...But, in 2012, his eligibility could be challenged by one of his Democrat opponents in the primary...”
How about one of his Republican opponents as well? They would have an equal stake in the matter.
What will happens if the Hawaiian “door” flips right open then???