The insider's guide to the McConnell succession race

Politico.com - For more and to sign up click here Mitch McConnell's exit as Senate GOP leader this fall officially kicks off a succession battle that has so far played out only in the backrooms of the Capitol. The Kentucky Republican isn't stepping aside until November, but three potential heirs have long loomed large in the Hill's calculus. Somewhat confusingly, all three are white men named John: Minority Whip…