, March 14). Some said they thought Sexton might be faking mental disability to avoid facing the criminal charges. State mental competency experts said that such malingering is rare, but would be harder to detect without a forensic examination. Sexton, 76, was showing signs of dementia, his lawyers have said. Though he was getting treatment with an eye toward making him competent to stand trial, “someone like Douglas who is old and has dementia, he’s never going to become competent, most likely,” attorney Marc L. Zayon, a partner in the law firm that represents him, said in February.