Support WBURConfused About The Iowa Caucuses? Here's A GuidePlay03:24Download AudioDon GonyeaDecember 30, 2011 ShareOn Jan. 3, Iowans will caucus at 1,774 precincts across the state, in the first contest of the 2012 presidential nominating process. Above, Iowans caucus in 2004 at St. John's United Methodist Church in Des Moines, Precinct 87. (Getty Images)