Bloomberg News Won’t Investigate The Former Mayor During His Presidential Run

In a memo to staff, the editor-in-chief of Bloomberg News told the newsroom that the publication will continue its “tradition of not investigating” its CEO and namesake, Michael Bloomberg, or his family and foundations after he declared his candidacy for president on Sunday.

The head of Bloomberg News, John Micklethwait, said the policy not to investigate will be extended to other candidates in the Democratic primary.

“We cannot treat Mike’s Democratic competitors differently from him,” he said. Micklethwait added that Bloomberg News will decide what to do when other publications...