>> the detective called rosie's husband and he agreed to come down to the police station. that interview was recorded on an audio tape. the detective questioned the doctor about the calcium capsules. doctor about the capsules. >> two weeks before i was at my mom's house and i thought about this as well. my mom had this other woman that had osteoporosis. and whatnot. rosie was there that she should probably -- you know, she's over 35. she should probably start take a calcium supplement. >> so she's not under the care of any specialist or anything? was she experiencing any unusual stress recently? >> no, life was good. >> did you have any stressors in your marriage? >> our marriage was fine. >> what's your impression of this doctor, the guy everyone calls yaz? >> he's clearly a smarted individual. very low key. >> are the calcium pills and the prescription vitamins still at home? >> mm-hmm. >> would you mind if i followed you back to your home and collected those?