After Gilham was identified as a suspect, undercover state police troopers questioned him twice and conducted a thorough surveillance operation on him. Detectives gathered the smokes he had thrown away during that time.
The DNA from the cigarette was later utilized by the authorities to establish that the DNA found at the crime scene belonged to Gilham, according to Michigan State Police Detective First Lt. Charles Christensen.
He was questioned for five hours following his arrest in February, only a few days before the murder’s 35th anniversary.
Patrick was questioned by police for five hours and was asked why his DNA was discovered at the location. The accused, though, insisted he had no idea and couldn’t recall anything.
According to a statement from Identifiers International, Roxanne’s case marked a turning point for the use of FGG (Forensic Genetic Genealogy). They were able to identify Wood’s attacker using a low-level, severely degraded DNA sample that was taken three decades ago.
Colleen Fitzpatrick, the president of the company, called it their biggest technological challenge. He stated that it demonstrates the importance of never losing hope and thanked the Michigan State Police for having faith in them.
