Dateline

Kathleen Peterson was found at the bottom of the staircase in her lavish North Carolina home in 2001, but the mystery around her death continues to endure. 

Denise Leuthold was just 39 years old when she was gunned down in the entryway of her Peoria, Illinois home on Feb. 14, 2013.

California mom LaJoya McCoy believed someone was stalking her during the last days of her life. 

“I don’t feel any different. And I don’t think about it,” a disappointed Liam McAtasney told a friend of how little the murder of Sarah Stern impacted him.

Maurizio Gucci, who hailed from one of fashion's most famous families, was gunned down on the steps of his office in 1995. 

Ron Baker, an astrophysics major at UCLA, was found in 1990 with his throat slit just days after the summer solstice in a dark tunnel ominously referred to by locals as the “Manson Tunnel.”

For more than a decade, Abe Anhang was determined to find justice for his son Adam, who was stabbed to death on the cobblestone streets of Old San Juan in 2005.

Those who knew Lydia “Dia” Abrams insist the 65-year-old never would have abandoned the beloved animals on her 116-acre ranch.

Brooke Wilberger had her life in front of her when she vanished from the apartment complex where she was working during the summer of 2004, leaving her anguished family desperately searching for answers. 

Logan Schiendelman’s car was found with no one in it after rolling across a Washington freeway into a center barrier.