Newt says Gingrich-Cain ticket is a possibility

This wide-open Republican race changes by the day.

Speaking in an interview with Newsmax magazine, in response to the prospect of a Gingrich-Cain ticket or Cain-Gingrich ticket, Gingrich said that was "a real possibility." 

He also listed a number of other names commonly placed on Republican vice presidential shortlists including Sen. Marco Rubio (Fla.), Sen. Rob Portman (Ohio) and New Mexico Gov. Susana Martinez.