jackie taylor installed a security system, so-called granny cams, in her house, when her elderly father were meant to give her peace of mind. but what they recorded did anything but that. 90-year-old john taylor, a stroke victim, lies defenseless, as his nurse repeatedly beats him over and over again. >> she just was angry right from the beginning, shaking her finger at him, pounding him in the chest and his stomach. >> john's daughter, jackie, catches it all on a security camera, she installed on her home to be her eyes and her ears while she's away. this was a woman she trusted. a woman she considered a friend. >> she would say, jackie, you're like a daughter to me. you know, mother's day, i bought her flowers, things of that nature because even in the short period of time she was here, i thought we bonded pretty well. >> it all begins two months earlier. jackie's a single woman, working seven days a week, to pay for her dad's soaring medical expenses. so she hires anna to care for her father. he suffered two strokes. jackie wants the best possible care if the man who's doted on her a