Vice President Kamala Harris’ “gamble” of a border speech in Arizona earned praise from a former Obama administration adviser even as the panel’s Republican strategist cast doubt on the speech’s effectiveness. CNN anchor Anderson Cooper noted some called Harris’s speech Friday night a “gamble” that will bring attention to her and the Biden administration’s record on the border. Harris and her team clearly thought the speech was “worth it,” he said, to “distance herself from what [President Joe] Biden has done, charting her own course.” Want more breaking political news? Click for the latest he…