ARG poll: Clinton by 9 in Iowa

American Research Group released its new poll results, which show Hillary Clinton with a nine-point lead over challengers in Iowa. It’s poll, taken between Dec. 31 and Jan. 2 shows:
Clinton: 34%
Obama: 25%
Edwards: 21%
Biden: 8%

Another, by Real Clear Politics, shows a dead heat among the top three frontrunners, who hover around 33 percent.