Man who reported fiancée missing is found guilty of her murder 10/09/2015 11:28 am PDT Comments KOMOnews.com via KCPQ: TACOMA — A jury found a Lakebay man guilty of killing his fiancée last summer. Deliberations lasted less than a day. William Grisso, 42, was convicted of first-degree murder, and will be sentenced on November 2. Grisso killed his girlfriend and then reported her missing to police on June 30, 2014. FULL STORY: Man who reported fiancée missing is found guilty of her murder - KCPQ Waiting for your permission to load facebook comments.