at the funeral days later mary shamo, the girlfriend of barb's brother couldn't make out what were concealed behind dark, dark sunglasses. like something a blind person would wear. or you'd see stevie wonder wear. >> and mary sensed that michael was acting strange, only increased after a visit to the george and barbara had lived. she and joe, barb's brother had support during tough days. >> he comes in and her vacuum is sitting there and he grabs the vacuum and embraces the vacuum like he showed more emotion with whole time. >> what's he saying to the vacuum? oh, this was barb's vacuum and oh, my gosh, she's never going to use this vacuum again and he would go to a blender and she's never going to be in the kitchen again. >> are you thinking what's up with this guy? >> i am looking at him like a screw ball. here you are grieving over the vacuum and these appliances, there was no tears in his eyes and nothing going on. it was all an act. >> the police, meanwhile, were chasing down bank records, insurance policies looking for leads on the speeding car, the man in the greek fisherman's cap, the

. >> the night of friday the 13th brother joe and his then girlfriend now mary shamo drove over to theop for what was to be a celebration. barb's surprise birthday party in the store for michael. he was turning 30. michael's mother was going keep the two kids at her house for the weekend while barb and michael took off after the party for a cozy couple of days at a lodge. >> so that would have been a friday night and it was going to be a romantic weekend? >> right. >> a weekend not meant to be because by the time joe and mary got to the comic bookstore before 9:00, was there confusion, cop cars. >> we pulled up and joe rolled down the window and the police stopped us and they said you can't go through. we're investigating a homicide. somebody was killed. >> i immediately thought mike because i thought no one hated my sister. absolutely nobody. >> but the victim wasn't mike. it was joe's sister and it was up to detective sergeant donald steckman to make sense of the senseless. he'd been the investigator on duty when the hospital called that they'd had a woman come in with a single gunsh

and think th was eveg to her >> the night of friday t 13th brother joe and his en girlfriendow mary shamo drove overo e coc shopor what wato ba celebration. barb's surprrthday par in the sre for michael. was tni 30. miael's mother was going k the twkids aheuse e weekend while ba and miaetook off ahe party for a cozy couple of dayat a lodge. >> so that would hbeen a fray nht andt gointobe a romantien>> a weend to becaus t time e d go cic bkstobe0,ashe confusio confusion, cop cars. >> we pulled up and joe rolled down the window d e police stopped us and they said you can't go thrgh we're investigating a micide. somebody was killed. i immediate thoughte my sister. ablutely nody. >> b theic mike. it was j's sisteand it was up to deivsergeantonald stkmano make sse of the senseles els. he'd been the inigatorn wthe spal cald thatd had a n co i with a sglto the head. owhad a llwn>> ynow it goingo be a lo n. yes. as e tee's team scoud the strimall dters for e ss w cl, someg, he turned erheew facts he haso a woman childreed wn execution style in the ck of the lite comic bostore, centerviewed mercha