The "Unsolvable" Murder of Roxanne Wood
How a DNA “detective,” an undercover cop and a cast-off cigarette butt helped catch a killer. "48 Hours" correspondent Peter Van Sant reports.
Roxanne Wood
Genetic genealogist helps solve case that had "a gnat's eyebrow of DNA"
Gabriella Vargas was determined to solve the Roxanne Wood cold murder case even though the odds seemed impossible.
How a DNA "detective" helped solve "unsolvable" cold case
Roxanne Wood's murder in 1987 went cold for more than three decades before a genetic genealogist made a breakthrough.
Roxanne Wood murder case timeline
A look at how investigators solved the murder of Roxanne Wood after more than three decades with no leads, and a tiny DNA sample the size of a human cell.
Police collect a cigarette butt to help close a decades-old cold case
Roxanne Wood was murdered in 1987, but the case went cold for more than three decades. In 2021, investigators collected a crucial piece of evidence that would help close the case: a cigarette butt.
Meet the DNA "detective" who helped solve a decades-old cold case
In February 1987, Roxanne Wood was viciously murdered in her Niles, Michigan, home. DNA that was preserved from the scene helped crack the case more than three decades later.
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