The confirmation this week that Hillary Clinton’s campaign and the Democratic National Committee paid an opposition-research firm for a “dossier” on Donald Trump is bombshell news. More bombshells are to come. The Fusion GPS saga isn’t over. The Clinton-DNC funding is but a first glimpse into the shady election doings concealed within that oppo-research firm’s walls. We now know where Fusion got some of its cash, but the next question is how the firm used it. With whom did it work beyond former British spy Christopher Steele ? Whom did it pay? Who else was paying it? The answers are...