Perry goes positive in final Iowa ad

After having made sharp attacks on his rivals for the presidency in recent days, Texas Gov. Rick Perry is striking a sunnier tone with his closing TV ad in the run-up to the Jan. 3 Iowa caucuses.

In the new ad, a smiling Perry is seen greeting Iowans. The ad makes no reference to any of his rivals. It does, however, twice show images of Perry adjacent to a cross. 

Read more on The Hill's Ballot Box blog.