Arizona Senate candidate Kari Lake is scrambling to walk back her past commentary insulting former Sen. John McCain, saying in a new radio interview that her past attacks on him were just a joke. “It was said in jest. And I think that if John McCain, who had a great sense of humor, would have heard it, he would have laughed,” she said on KTAR. “I want everyone’s vote, whether you are a McCain … if you call yourself a McCain Republican, if you call yourself a middle-of-the-road Republican, a Trump Republican, an America First Republican, I want your vote.” But the former senator’s daughter, Meg…