(Portland, OR)   --  A man who pleaded guilty in Multnomah County Court to child sex abuse has been sentenced to 25 years in prison.  A judge sentenced 34-year-old Stacy Curtiss yesterday.  Court documents say he admitted to sexually abusing a child who was younger than 12-years-old.  Multnomah County Deputy District Attorney BJ Park, who prosecuted the case, said it's heart wrenching to recount the abuse and trauma that Curtiss inflicted on a child leading to lifelong trauma.