Docket No. 9026. Decided February 18, 1971. Appeal from Kent, John H. Vander Wal, J. Submitted Division 3 February 2, 1971, at Grand Rapids. (Docket No. 9026.) Decided February 18, 1971. Richard Berles was convicted of involuntary manslaughter. Defendant appeals. Affirmed. Frank J. Kelley, Attorney General, Robert A. Derengoski, Solicitor General, James K. Miller, Prosecuting Attorney, and Donald A. Johnston, III, Chief Appellate Attorney, for the people. Bergstrom, Slykhouse Shaw (by H. David Soet)