Winchester is the most noteworthy positioning cop killed in Australian history. About 9.15pm on January 10, 1989 he was shot twice in the head outside his Canberra home.
At the point when the decision was passed on today in the ACT Supreme Court re-preliminary, Mr Eastman was seen mouthing the words "bless your heart".
A "to a great degree disillusioned" Winchester family discharged an announcement saying they trust the jury's choice isn't right founded on the heaviness of evidence.Mr Eastman was accused of the homicide in 1993.
He argued not blameworthy but rather in 1995 he was condemned to life in prison.
The conviction was subdued in 2014 over worries about issues with the first proof, and another preliminary started in July 2018.
The indictment claimed Eastman, 73, had built up a dangerous scorn of Mr Winchester, who he reprimanded for jeopardizing his offer to rejoin the federation open administration.
The resistance direct told the ACT Supreme Court there were such a large number of questions and holes for the jury to discover Eastman liable.
Nonetheless, listening gadgets put in Eastman's level uncovered him murmuring to himself: "He was the main man, the principal man I at any point executed."
There were capable of being heard heaves in the pressed court today as the jury's decision was perused out.
The Winchester family's announcement said it had been a burdensome ordeal for them over numerous decades.
"We trust the decision isn't right and we are greatly frustrated given the huge volume of convincing proof," the family said.
John Hinchey, a representative for the family, said the Australian Federal Police would likewise be feeling torment at the decision.
"They would be crushed, I would accept, and distress stricken, once more. It is one more day of grieving for the AFP and the Winchesters," he told journalists outside court.
Course of events IN DAVID EASTMAN CASE
David Harold Eastman leaves from Treasury after an identity conflict with bosses and associates; starts long crusade to return open administration
January 10: Australian Federal Police right hand official Colin Winchester shot dead outside his Canberra home; police promptly speculate mafia
January 11: Routine police meeting of Eastman who had meeting with Mr Winchester three weeks sooner; Eastman says he can't state where he was at the season of the homicide
Investigation into Winchester murder
Investigation returns open finding
Investigation revives with proof of observer setting Eastman at home of man who sold homicide weapon
May: Start of preliminary of Eastman, who argues not liable; keeps running for 85 days with in excess of 200 observers
November: Jury discovers Eastman blameworthy; condemned to life in prison
Government Court rejects his allure
Eastman makes various endeavors to survey and test his conviction and wellness to argue, through the High Court, Federal Court and government officials
Investigation into Eastman's conviction set up
May: Inquiry head suggests Eastman's conviction be subdued as a result of an unsuccessful labor of equity over issues with the first proof
August: Eastman leaves jail, on safeguard, after over 19 years in prison
Date probably set for retrial in May 2017
June: New preliminary starts.
November: After a half year, 36,000 pages of archives, in excess of 100 observers, a jury discovers him not liable of the homicide