nothing panned out. >> they all had alibis. >> yes. >> but big mike? neither the detectives nor chelsea's family could shake the idea this guy was hiding something. coming up -- >> we asked for his consent to search the house, and he denied us consent. >> big mike in the spotlight -- and, a new witness who says he saw chelsea right before she went missing from mike's party. >> so you went back out to the parking lot, and the vehicle that you put her in was gone? >> and her too. and her too my uncontrolled . some mental health meds can cause tardive dyskinesia, or td, and it's unlikely to improve without treatment. ingrezza is a prescription medicine to treat adults with td movements in the face and body. it's the only treatment for td that's one pill, once-daily,