Current presidential candidate Mike Huckabee won the Iowa Republican Caucus the first time he ran for the nomination in 2008, but ultimately lost to Sen. John McCain. What else do you need to know about the former Arkansas governor?
"Once they have actually left office, we seem to grow fonder of our ex-presidents... Now, little more than four months before he leaves office, President Obama has begun to get a taste of this phenomenon."
Gwen Ifill is moderator and managing editor of "Washington Week" and co-anchor and managing editor of the "PBS NewsHour." The best-selling author of "The Breakthrough: Politics and Race in the Age of Obama," Gwen has covered seven presidential campaigns and moderated two vice presidential debates.