A grant went to the Clinton-Bush Haiti Fund — but the group had only an office address in Washington, D.C. So what happened to the money? Here’s a question for which Deputy Attorney General Rod J. Rosenstein, special counsel Robert Mueller, and former FBI Director James Comey may well know the answer to — but aren’t likely to want to talk about in public, under oath: Why did the Clinton Foundation send a $37 million grant for the Clinton-Bush Haiti Fund in 2010 to a Baltimore post office box when the CBHF told federal tax authorities that its only office...