Republican nominee Chris Christie has a new ad in the New Jersey gubernatorial race, finely tuned for this deep-blue state. The ad features voters from all different backgrounds -- including at least two who voted for Barack Obama talking about how Democratic Gov. Jon Corzine is out of touch, and they want change:

Christie is ahead in all the polls right now, but other New Jersey Republican candidates in the past have looked pretty good at this point and then flattened out in the end. As such, this ad is clearly crafted to hold on to his lead by tapping into the traditional Democratic messages like change, jobs and reform.