Police were called to the Minnesota apartment of 32-year-old nurse Alex Pennig in December 2022. Her friend, Matthew Ecker, told first responders that Pennig had shot herself in the head. Officers arrived to find Pennig lying on her back in the bathroom. However, officers noted unusual findings, including the position Alex was found in. The gun was found with her left hand on it, but Alex was right-handed. So, was it a tragic, self-inflicted act, or something more sinister?

48 HOURS delves into the gripping case that haunted the Beaumont, Texas, police department for over 25 years.

In 1995, Edwards was found murdered in her home – an act that sent shockwaves through the community. The crime scene was harrowing. Texas Ranger Brandon Bess called it "unusual," describing how they found her over the bathtub and handcuffed behind her back.

The investigation went cold for years, leaving friends and family without answers. However, recent advances in forensic science and tireless work by investigators revealed a startling twist: Edwards had been a bridesmaid at the killer's wedding.