Judge if the translation suggested in each of the followi...

Judge if the translation suggested in each of the following items is grammatically correct and maintains the meaning of the original text.

“On June 6, the Guardian and the Washington Post broke the first stories in a series that would expose extraordinary surveillance at home and abroad by the U.S. National Security Agency in arguably the most important leak of classified intelligence ever” (l.1 to 5) = Em 6 de junho, o Guardian e o Washington Post quebraram os primeiros casos de uma série que exporia a extraordinária vigilância doméstica e internacional pela Agência de Segurança Nacional dos E.U.A. no mais importante vazamento de inteligência já visto.