DNA from saliva collected on a sidewalk led to the arrest of a Massachusetts man in connection with the 1988 murder of Karen Taylor, officers said.

A former police chief recalls how, nearly 10 years after a pair of gruesome murders amid an oil boom, investigators solved the case with a confession a decade in the making.

A significant breakthrough has been made in the case of a young Boston mom who was killed nearly 40 years ago, with authorities finally charging a 65-year-old man with her murder.