Well, what do you know. On the matter of who “unmasked” the names of Trump transition officials in U.S. intelligence reports, we now have one answer: Susan Rice, Barack Obama’s national security adviser. A U.S. intelligence official confirms to us the bombshell news, first reported Monday by Bloomberg, that Ms. Rice requested the name of at least one Trump transition official listed in an intelligence report in the months between Election Day and Donald Trump’s inauguration. Ms. Rice received summaries of U.S. eavesdropping either when foreign officials were discussing the Trump team, or when foreign officials were conversing with a...