Polls: National Frontrunners, Polls to Watch

Nationally, Hillary Clinton has a commanding lead over Barack Obama. Rudy Giuliani and Mike Huckabee are essentially tied for first, although many voters feel they don’t know enough about Huckabee (or Mitt Romney) to like them or not. [AP/Yahoo]

Clinton and Huckabee have commanding leads over their opponents in Oklahoma. [Tulsa World]

Mark Blumenthal explains just who is getting polled at this time of year. [Pollster.com]

And some poll-watchers think the last Des Moines Register survey could have a big impact in Iowa. [The Stump]