VOICED: GOP primary: all to play for

The transcript discusses the Republican presidential race, focusing on Mitt Romney's slight lead in polls and the significance of the Iowa caucus. It highlights the importance of Iowa as the first caucus state and its impact on candidates' momentum. The text also covers voter participation in caucuses, emphasizing the role of committed Republicans. It mentions key candidates like Ron Paul, Rick Santorum, and Newt Gingrich, and their standings in polls. Gingrich's campaign against Obama is noted, with a focus on the choices voters face. The outcome of the Iowa caucus could influence the Republican race in other states.

How does the text describe the typical participants in the Iowa caucus?

What contrasting choices does Newt Gingrich present to voters compared to Barack Obama?