murders, richard rogers had been off duty. >> lisa hall chose him in a lineup as the man she saw with mike sakara at the bar on the night sakara was murdered. >> i'm just so glad they got him before he could murder any other people. >> rogers lived in staten island, just blocks from the stores where the garbage bags and latex gloves were purchased. >> detectives searched richard rogers' apartment and they found an array of videotapes, "hush hush sweet charlotte," "texas chainsaw massacre." he had a bible in which there were earmarked passages referring to beheadings and dismemberments. >> they found a prescription drug used as a sedative. it's one not screened for in a routine autopsy. >> you can use it as a date rape drug or you can use it to knock people out. >> prosecutors believed rogers would pick up his victims in gay bars. he targeted men who were drinking heavily. rogers may have used a date rape drug and taken his victims back to his apartment or they may have gone willingly. once there, the evidence shows he stabbed them. then dismembered the bodies. he most likely moved the bodies to n

. >> it was pretty horrible to sit there in court and look at this man who actually murdered mike sakara and to think of all the other people who lost their lives and family and friends who lost people because of this >>> up next, a home invasion turns to murder. >> just extreme overkill. crime of passion, crime of rage. >> to much violence and no one with a clear motive. >> as best law enforcement established, she had no enemy. >> that is until police discovered a romance gone horribly wrong. >> you believe it will be a lover or someone who wanted her out of the way so they could be a new lover. >> i don't know if a triangle can go good, but this one went really bad. ♪ >> avis marie banks. >> life couldn't have been better for avis banks, she graduated from college, found a job she loved in a daycare center and met the man she planned to marry. but an unexpected pregnancy changed some of her plans. >> when i learned ava was pregnant, i wasn't thrilled. i know avis asked for forgiveness, that she was going to make it right by marrying him. >> her fiance was keyon pittman, a middle school