[uncbob]

I guess some of them would force themselves to support Gingrich, IF there were no other choice. But some would probably just support Romney because they couldn’t bring themselves to support Gingrich. Others would support Paul. And some will just not vote at all.

Head to hear Romney was still head so those Santorum votes aren't automatically going to Newt

[CharlesWayneCT]

The theory espoused was that the Paul voters would go to Romney, while the Santorum folks went to Gingrich.

But in fact, if the Paul voters didn’t just stay home, I think they’d be no more likely to support one or the other.