Former Arizona Democratic Party Chairman Don Bivens said he won’t be deterred from a U.S. Senate run by other possible candidates and likely put to rest whatever fleeting rumors still remain that U.S. Rep. Gabrielle Giffords would jump into the race.

With Rep. Gabrielle Giffords' political future still uncertain, Democratic officials eyeing next year's Senate race in Arizona have turned their attention to former U. S. Surgeon General Richard Carmona, a Bush administration official who broke ranks and complained about politics driving his job.

This week’s most outstanding utterances, gibes and quips.

Former Surgeon General Richard Carmona is contemplating a run as a Democrat for retiring U.S. Sen. Jon Kyl’s seat.

Former Surgeon General Richard Carmona is contemplating a run for the Democratic nomination in the U.S. Senate race.