Newt Gingrich leads polls in Iowa, South Carolina

Former House Speaker Newt Gingrich leads the field of Republican presidential hopefuls in both Iowa and South Carolina, the most recent pollings show.

According to Real Clear Politics, in Iowa, Gingrich has 28 percent of the the vote from likely voters, while Texas Rep. Ron Paul places second with 13 percent of the vote, an InsiderAdvantage poll shows. Former Massacusetts Governor Mitt Romney has 12 percent, and Minnesota Rep. Michele Bachmann ties with businessman Herman Cain for 10 percent.

In a telephone survey conducted by InsiderAdvantage on Monday night among 519 likely registered voters in South Carolina, Gingrich has more than twice the support of Romney or Cain, with 38 percent of the vote, according to the Augusta Chronicle.

Romney has 15 percent and Cain has 13 percent.

In New Hampshire, Gingrich has 27 percent to Romney's 31 percent, putting them in a statistical tie.