article_snippet: Hillary Clinton Hillary Clinton used only a personal email address to conduct official government business during Hillary Clinton four-year tenure as Secretary of State in a 'serious' breach of protocol, officials have said.
article_snippet: Unsecured emails': Hillary Clinton used only a personal email address to conduct government business during Hillary Clinton four-year tenure as Secretary of State in a 'serious' breach of protocol, officials have claimed .
article_snippet: National Archives and Records Administration officials and government watchdogs have expressed concern over Hillary Clinton 'extensive' use of a private account, deeming Mrs Clinton's 'extensive' use of a private account 'insecure'.
article_snippet: Mr Baron, now a lawyer at Drinker Biddle and Reath, added that although Hillary Clinton is not the first official to use a personal email address for business matters, Hillary Clinton sole use of it is unusual.
highlights_snippet: Hillary Clinton used only personal email account to conduct business .
  
highlights_snippet: about 55,000'
  Officials have deemed Hillary Clinton's use of a private account 'alarming'
  