A Roseburg man accused of trying to murder his father with an ax will undergo a psychological evaluation to see if he’s mentally competent to stand trial. Hunter Chambers Goldberg, 24, was already on probation for sacrificing a goat when he allegedly slashed his 72-year-old father in the face Jan. 23. His attorney, Ann Marie Simmons, told Douglas County Circuit Judge Ron Poole on Tuesday that she wanted her client to be checked by a Portland psychologist before going any further. “I need to know whether he’s fit to proceed,” Simmons said during a brief hearing. “I have concerns about …