09/03/2009 03:53 pm ET Updated May 25, 2011

Which GOP Senate Candidate Should Michael Bennet Fear Most? (Photos, Vote)

Rumors that Bob Beauprez is considering a run for Senate in 2010 intensified this weekend, coming to a head when Beauprez told the Denver Post: "I'm not definitely in, but I'm very definitely not out."

With Beauprez's name in the mix, which GOP candidate do you think is most likely to win the nomination incumbent Michael Bennet?