KING: Topping our political radar today. The Arizona Senator Jon Kyl announcing he will step down at the end of the year. He was appointed to fill the seat of the late Senator John McCain back in September. Arizona's Republican governor now gets to name a senator to serve until 2020. Sources familiar with the conversations in Arizona tell CNN to look for an announcement as early as this weekend. And the likely choice these sources say, is Congresswoman Martha McSally who just lost a race for Arizona's other Senate seat.</s>SEUNG MIN KIM, WHITE HOUSE REPORTER, THE WASHINGTON POST: This is a fascinating choice for the governor who initially had some resistance to McSally in part because she just lost. But I'm told Senator Kyl is for this and they're working with the McCain family on this to try to make this happen and happen fast. And importantly, Mitch McConnell and for Martha McSally and we have reported that he has been lobbying Doug Ducey, the governor of Arizona hard for that appointment. She was clearly one of their price recruits, lost a tough race to Kyrsten Sinema. But that's a choice we could -- likely to be seeing pretty soon.</s>ZELENY: And her concession was so gracious in that video.</s>LERER: Yes.</s>ZELENY: Almost seemed like I should be joining the Senate.</s>KIM: And she said Kyl is her mentor. She's a Kyl protege.</s>ZELENY: Right. It seems like that will happen but --</s>HENDERSON: And it's good to add to the ranks of women in the Senate especially on the GOP side.</s>KING: : And to your McConnell point, there are lot of other Republican elements in the state of Arizona that are like the one's McConnell doesn't like there and around the country, tea party people and he wants somebody who not going to vote for Mueller with the Mueller time but somebody who's more establishment, reliable.</s>KIM: Not giving him a headache.</s>KING: Not -- that's -- thank you, that's
Arizona Sen. Jon Kyl to Resign at End of Year