Ryan hasn't publicly explained his decision to remain on the ballot. And that's frustrated Republican leaders who say they can't schedule a meeting to pick a replacement until there's an official vacancy.
Ronald Smith is secretary of the 19-member State Central Committee that will pick a new candidate. He says he's disturbed that Ryan hasn't taken his name off the ballot because it takes time to organize a new campaign.
It's another example of how Illinois' Republican Party is in disarray. And it comes as US Senate Barack Obama gained rave reviews after giving the keynote address at the Democratic National Convention Tuesday night.