Syracuse, N.Y. - A Syracuse man found guilty of manslaughter in last year's July 4, stabbing at Oneida Shores.
Joe Washington, admitted to killing Maurice Crawford, in a drunken fight during a party in the County Park.
Washington argued, Crawford came at him first with a knife and he was acting in self defense.
The jury deliberated for nearly two days before delivering its guilty verdict.
They did acquit Washington of a more-serious murder charge.
He faces up to 25 years in prison when sentenced later this summer.