Utah Gov. Jon Huntsman, Jr. (R) says why he thinks Sen. John McCainJohn Sidney McCainTrump's dangerous Guantánamo fixation will fuel fire for terrorists Tech beefs up lobbying amid Russia scrutiny Ad encourages GOP senator to vote 'no' on tax bill MORE (R-Ariz.) should be president in this ad, released Saturday by McCain's '08 presidential campaign.

The ad is geared toward Michigan voters, bearing the title "Bold Solutions for Michigan" on McCain's YouTube channel.

Huntsman, 47, says that, for his generation, two people stand out as visionaries -- President Ronald Reagan and McCain.