Michigan mom Renee Pagel was found stabbed more than 50 times in her home on Aug. 5, 2006, just days after she donated one of her kidney's to the father of one of her nursing students.
Authorities believe the Connecticut moms lost their lives at the hands of their estranged husbands, now legislation in the state is aimed at preventing similar tragedies.
Christopher LeClair claimed his wife, Karen, was terminally ill with ovarian cancer when she reportedly fell overboard a few miles from the Pennsylvania shore. But her coworkers had a different story.
Novelist Nancy Crampton Brophy played the part of a grieving widow when her husband Dan Brophy was gunned down, but surveillance video, her online search history and financial motives implied otherwise.
Bob and Jane Bashara had a seemingly idyllic life in Grosse Pointe Park, Michigan, until Jane was found dead and her husband's secret life and dark fantasies were exposed.
Investigators initially thought the tragic deaths of Nichole Payne and her son Taylor could be the result of a murder-suicide, but chilling clues at the scene told a different story.