This is an archived article that was published on sltrib.com in 2015, and information in the article may be outdated. It is provided only for personal research purposes and may not be reprinted.

Once allies with longstanding family ties, Mitt Romney and Jon Huntsman Jr. parted ways after Huntsman endorsed Sen. John McCain in his failed 2008 presidential bid. Tribune reporters Matt Canham and Thomas Burr explore the faultline between Utah's two most prominent political families and their role in catapulting their shared Mormon faith into the national consciousness.

On Monday at 12:15 p.m., Canham and Burr join Jennifer Napier-Pearce to talk about their new book, "Mormon Rivals: The Romneys, The Huntsmans and the Pursuit of Power."

Watch this online video chat at sltrib.com. You can also join the discussion by sending questions and comments to the hashtag #TribTalk on Twitter and Google+ or texting 801-609-8059.