Our first national look at who Republicans would prefer as their 2012 Presidential nominee confirms the wide open nature of the field. The leading candidates are all within the margin of error of each other, with Mitt Romney leading at 28% followed by Mike Huckabee at 24% and Sarah Palin at 23%. Ron Paul pulls 11%, 9% say they're undecided, and 6% say their preference would be someone else. Romney's lead speaks to the fact that moderates could actually pick the GOP nominee in 2012. That's because there's gridlock among conservatives about who their preferred candidate is. Huckabee leads with...