While no visible Democrat has so far hinted at a challenge to Udall for the Senate nomination, McInnis may face opposition in the August 2008 Republican primary from former Rep. Bob Schaffer, who has not said whether he will run.
http://www.cqpolitics.com/2007/02/2008_senate_slalom_getting_way.html
Would any Dem, other than Hickenlooper, stand a chance against Udall?