As the firestorm over President Trump’s July 25 call with Ukrainian President Volodymyr Zelensky continues to consume the news cycle, the Trump administration has taken new action into a controversy that played a central role in the 2016 election: the Hillary Clinton private email server scandal. The Washington Post reported Saturday that State Department investigators are “investigating the email records of dozens of current and former senior State Department officials who sent messages to then-Secretary of State Hillary Clinton’s private email.” “As many as 130 officials have been contacted in recent weeks by State Department investigators — a list that...