Anyone who think Gingrich is going to get the Republican caucus unified under his leadership is dreaming.
He is still hated and mistrusted by many who have personal experience working with him.
That number will grow as more in the party try to work with him if he’s elected.
Romney saddled Massachusetts with budget busting RomneyCare, taxpayer funded "safe and legal" abortion, gay marriage, leftist judges and a completely destroyed Republican label. And RomneyCare did become the model and impetus for ObamaCare.
Not to mention the fact that Newt has the support of the Republican conservative base and the grassroots tea party supporters:
Romney has the support of the establishment elite and shares the moderate/liberal RINO vote:
http://www.gallup.com/poll/151355/Gingrich-Romney-Among-GOP-Voters-Nationwide.aspx
Who you gonna call?