Whatever voters think of the political views of Republican presidential candidates Michele Bachmann and Rick Santorum, they have to be struck by how much each has learned on the campaign trail in Iowa over the past year. Both have…

Jan 02

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(Judy Woodruff talks briefly with Ron Paul days before the 2012 Iowa caucuses. Photo by Quinn Bowman) The PBS NewsHour's politics team is on the trail covering the 2012 campaign. Check out some of the scenes they've captured in recent…

Jan 02

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Candidates Enter Iowa Homestretch

GOP presidential candidate Rick Santorum speaks during a campaign stop in Sioux City, Iowa. Photo by Scott Olson/Getty Images. It's the final full day of campaigning for Republicans hoping to win the Iowa caucuses Tuesday night. The candidates are putting…