Wayne Triplett

And Arthur Gray said he wasn't even in town, but on a motorcycle trip in Milwaukee, Wisconsin, the weekend Jeannie was murdered.

Authorities compared the unknown bloody footprints in the apartment to Gray's footprints and determined they weren't his. Do you know how many other possible suspects, persons of interest, whose footprints were compared to those left in Jeannie's apartment?

Authorities compared the unknown bloody footprints in the apartment to Gray's footprints and determined they weren't his. Do you know how many other possible suspects, persons of interest, whose footprints were compared to those left in Jeannie's apartment?

Authorities compared the unknown bloody footprints in the apartment to Gray's footprints and determined they weren't his. Do you know how many other possible suspects, persons of interest, whose footprints were compared to those left in Jeannie's apartment?

According to the case file on the day of the murder, a witness in the apartment building told police she saw Jeannie with a tall blonde man wearing a trench coat.

According to the case file on the day of the murder, a witness in the apartment building told police she saw Jeannie with a tall blonde man wearing a trench coat.

According to the case file on the day of the murder, a witness in the apartment building told police she saw Jeannie with a tall blonde man wearing a trench coat.

Investigators never found the man. Despite efforts to find Jeannie's killer, the case slowed to a crawl. Months turned into years, and then decades. How often would you call the police trying to get an update to find out if they had anything new on this case?

Investigators never found the man. Despite efforts to find Jeannie's killer, the case slowed to a crawl. Months turned into years, and then decades. How often would you call the police trying to get an update to find out if they had anything new on this case?

Investigators never found the man. Despite efforts to find Jeannie's killer, the case slowed to a crawl. Months turned into years, and then decades. How often would you call the police trying to get an update to find out if they had anything new on this case?

In 2015, the Minneapolis Police Department began digging deeper into unsolved cases, and Jeannie Child's murder was one of them. Jeannie's family had no idea, but investigators were hoping science would help them solve the case.

In 2015, the Minneapolis Police Department began digging deeper into unsolved cases, and Jeannie Child's murder was one of them. Jeannie's family had no idea, but investigators were hoping science would help them solve the case.

In 2015, the Minneapolis Police Department began digging deeper into unsolved cases, and Jeannie Child's murder was one of them. Jeannie's family had no idea, but investigators were hoping science would help them solve the case.

Agent Boker says they discovered that a blood sample found near Jeannie's blood in the stairwell of her apartment building had matched to a man named John Eswine. In 2015, investigators interviewed Eswine, who was in prison for violating probation on a drunk driving offense.

Agent Boker says they discovered that a blood sample found near Jeannie's blood in the stairwell of her apartment building had matched to a man named John Eswine. In 2015, investigators interviewed Eswine, who was in prison for violating probation on a drunk driving offense.

Agent Boker says they discovered that a blood sample found near Jeannie's blood in the stairwell of her apartment building had matched to a man named John Eswine. In 2015, investigators interviewed Eswine, who was in prison for violating probation on a drunk driving offense.

Eswine told investigators he was in the building once in 1991, two years before Jeanne's murder.

Eswine told investigators he was in the building once in 1991, two years before Jeanne's murder.

Eswine told investigators he was in the building once in 1991, two years before Jeanne's murder.

According to a lab report, the footprints were inconclusive and Eswine's DNA was not found inside Jeannie's apartment. The mystery only deepened. Investigators knew from the case file that there were DNA profiles discovered at the crime scene that had never matched to anyone.