LOS ANGELES (AP) — Katie Porter is fighting back. After a disastrous week that saw calls for the former Democratic congresswoman to end her campaign for California governor, supporters are rallying around her and seeking to deflect criticism about her temperament and readiness for the state’s top job. On Wednesday, a snippet of a recent TV interview went viral showing the progressive favorite Porter in an awkwardly tense back-and-forth with a reporter — at one point she threatened to walk out.