Is Donald Trump right about Hillary Clinton?

(CNN)Donald Trump's much-anticipated speech attacking Hillary Clinton Wednesday seemed more designed to reassure the candidate's Republican base than to broaden his appeal to independents or Democrats. The fact is Trump raised valid questions about Clinton's foreign policy positions, fund-raising practices and email quandary -- but he did so in his vintage over-the-top fashion, with so many personal insults that many will ignore or forget the substance of his criticism. For example, it's one thing to question the Obama administration's foreign policy, and quite another to leap to Trump's overheated conclusion: "The Hillary Clinton foreign policy has cost America thousands of lives and...