Former Vice President Harris said on Thursday that any checks and balances to hold back President Trump have not worked. On tour to promote her new book about her campaign, “107 Days,” Harris spoke with journalist and podcaster Kara Swisher at the Warner Theatre to a sold-out audience. “The point is that the guardrails have failed, for the most part,” Harris said. “Except one, which is the people and the power of God.” “So right now, in this moment, if the Supreme Court isn’t a guardrail … what is, from a legal point of view, the guardrail that you see?”...