Another 296 pages of Hillary Clinton’s emails were released Tuesday — exposing key Clinton aides doing favors for billionaires and, on one occasion, leaving the then-secretary of state’s daily schedule in an unlocked hotel room. The documents were released by Judicial Watch, which is suing to recover Clinton’s emails under Freedom of Information Act laws. In an April 2009 email to Clinton’s State Department aides Huma Abedin and Cheryl Mills, President Clinton’s former body man, Doug Band, the founder of corporate consultant Teneo, urgently asked them to set up a meeting with an ambassador for a major donor to the...