The 2012 presidential race begins Tuesday with Iowa caucus . John Avlon says the caucuses are low - turnout , high - intensity elections . He says worst case for Mitt Romney would be a surprise win by Newt Romney or Rick Perry . Avlon : Romney would win with only a quarter of the vote .
The 2012 presidential race begins Tuesday with Iowa caucuses . John Avlon says the caucuses are low-turnout , high-intensity elections . He says worst case for Mitt Romney would be a surprise surge by Newt Gingrich or Rick Perry . Avlon : Romney could win with only a quarter of the vote .