A discarded cigarette butt was used to identify him as the primary suspect.[75] Michael Whyte Murder of 20-year-old US Army Specialist Darlene Krashoc Fort Carson, Colorado, USA 1987-03-17 2019-06-13 At the time of the crime, Whyte, a soldier also stationed at Fort Carson, had been at a club when Krashoc visited with members of her unit.[76] In June 2021, he was sentenced to life without parole.[77] Ivan Keith Serial rapes Massachusetts, USA 1997 - 1998 2019-08-02 Keith, who had a history of sexual offences, was living in Seal Cove, Maine, at the time of his arrest.