saying he was mentally unstable and threatened to kill himself or someone else. in other news, jurors heard more damaging testimony in the manslaughter trial of michael jackson s doctor. a sleep therapy expert said the cocktail of drugs conrad murray gave to michael jackson the day he died was a recipe for disaster. more from kabc s miriam hernandez. reporter: dr. conrad murray described to investigators an ordeal to get michael jackson to sleep nine hours. it took multiple doses of four types of sedatives, then a bit of the hospital anesthetic propofol. finally jackson dozes off. the defense argues that the fast-acting propofol was worn off and jackson was sleeping naturally before murray stepped away. an anesthesia expert says there was only one way to know jackson was all right especially without proper monitoring equipment. rouse jackson to make sure he was okay. so you would have wakened him up? i owed that to the patient if i felt it could have been due to medication. t
you know, there s no way to make sense of it. there is just it is just devastating. reporter: most custody fights don t result in mass murder. but a surprising number do lead to domestic violence. between one and three million women a year are affected by interpersonal violence. it s a large amount of women. reporter: steve sweet, a local fisherman, has known scott dekraai for 25 years and liked him. but now thinks he should face the death penalty. after what he has put people through the sorrow and all the people he hurt i got to say yes. and i hate to say that. reporter: the locals refer to this place as mayberry by the sea, a close knit community. everybody knows everybody. that only makes absorbing a tragedy like this even harder. david wright, abc news, seal beach, california. our hearts go out to the residents of that town. and the conrad murray trial resumes monday after another day of harsh criticism over his care of michael jackson. a sleep therapy expert r