Original sentence: Also the Soviets first atomic test had just been completed in nearby Kazakstan, on August 29, 1949.As cover for that work he was assigned the position of Vice-Consul for the US State Department at the consulate in Urumqi, in Sinkiang in the north west corner of China--modern Xinjiang.His work as a CIA agent was first written about in one chapter of a book by Ted Gup, in 2001--without any mention of his work as an atomic intelligence agent.However his work as an agent, and his atomic intelligence, was not fully recognized by the CIA until then CIA Director Michael Hayden described Mackiernan's work during a speech in October of 2008.Mackiernan's log, with additions by Bessac after Mackiernans death, was declassified in the 1990's, though some alleged the document had been heavily doctored.Though it was still possible for Mackiernan to have flown out of Tihwa on a regularly scheduled flight Mackiernan, and the CIA, chose a different path-- through Tibet to India
Edited sentence: Also the Soviets first atomic test had just been completed in nearby Kazakhstan, on August 29, 1949.As cover for that work he was assigned the position of Vice-Consul for the US State Department at the consulate in Urumqi, in Sinkiang in the north west corner of China—modern Xinjiang.His work as a CIA agent was first written about in one chapter of a book by Ted Gup, in 2001—without any mention of his work as an atomic intelligence agent.However his work as an agent, and his atomic intelligence, was not fully recognized by the CIA until then CIA Director Michael Hayden described Mackiernan's work during a speech in October 2008.Mackiernan's log, with additions by Bessac after Mackiernans death, was declassified in the 1990s, though some alleged the document had been heavily doctored.Though it was still possible for Mackiernan to have flown out of Tihwa on a regularly scheduled flight Mackiernan, and the CIA, chose a different path—through Tibet to India