Shushannah Walshe covers politics for The Daily Beast. She is the co-author of Sarah From Alaska: The Sudden Rise and Brutal Education of a New Conservative Superstar. She was a reporter and producer at the Fox News Channel from August 2001 until the end of the 2008 presidential campaign.

The former VP candidate will travel to Iowa this week to attend the premiere of "The Undefeated," the documentary about herself. Shushannah Walshe reports.

On day three of Palin’s bus tour, Todd Palin spoke about how he’s not pushing his wife to run for president, even though the country’s not on track. Shushannah Walshe reports from the trail.

The former Alaska governor is using her bus tour to gauge interest in a presidential bid, says a knowledgeable source. Shushannah Walshe on the way to tell if she's in or out.