. >> when 71-year-old shirley marshall called 911 last june she knew exactly what to say. >> my process needs to be taken to processing for schizophrenia. >> marshal who worked more than 30 years in state social service, knew the acronym for officers trained in mental health first aid. they wanted them to take her 38-year-old son jason to a psychiatric hospital. she's made the same call more than 100 sometimes in the last 20 years, ever since harrison was diagnosed with bipolar schizophrenia, at 22. dallas police made regular visitors to the home. >> about two months ago, it would have been a month , this time it may be two weeks or something if he gets off of them, off the meds. >> calling 911 was never marshal's first choice but she says it was her only choice after government agencies refused to help her institutionalized harrison without his consent and her protests. >> each time they say we're going to send him home after four days, i would ask them, can you do extended care. can he stay a few more days. they would always tell me well he's stable. we can't keep him. >> how many tim