(FOX NEWS) — Mitt Romney, Newt Gingrich, Rick Santorum and Ron Paul.

Or maybe Chris Christie, Jeb Bush, Mitch Daniels and Paul Ryan.

In the Republican presidential primary race, enthusiasm frequently turns toward the candidates not in the race.

And as the August Republican national convention hastily sneaks up on the field, the fact that one candidate hasn’t yet run away with momentum has the media, pundits, even the candidates themselves talking about generating the appeal to defeat President Obama in November, or having someone else jump in the race.

“Just when you thought this race for the nomination couldn’t get any more volatile. it seems like it potentially could,” said Shane D’Aprile, editor of Campaigns and Elections Magazine.

Note: Read our discussion guidelines before commenting.