Delphi murders: Suspect charged in killing of teen girls

The two girls were on a hiking trail when they were killed on Feb. 13, 2017.

Last Updated: October 31, 2022, 4:20 PM EDT

A Delphi, Indiana, man, Richard Allen, has been arrested for the 2017 murders of eighth graders Abby Williams, 13, and Libby German, 14, Indiana State Police Superintendent Doug Carter announced at a news conference Monday.

Best friends Libby and Abby were on a hiking trail in rural Delphi when they were killed in the middle of the day on Feb. 13, 2017.

The shocking slayings cast fear across the small Indiana town and garnered national intrigue.

This marks the first time a suspect has been named in the mysterious double murder. Police have still not released how the girls were killed.

Police still ask anyone with information to submit a tip at abbyandlibbytip@cacoshrf.com or 765-822-3535.

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Here's how the news developed. All times Eastern.
Oct 31, 2022, 5:57 AM EDT

The video, recording and sketch

In 2017, authorities released a grainy image of the suspect, who they say was on the trail the day the girls went missing. In 2019, police released a brief video clip -- footage taken from Libby's phone -- showing a grainy image of the suspect walking on the bridge near where the girls were last seen.

This Feb. 13, 2017, file photo released by the Indiana State Police shows a man walking along the trail system in Delphi, Ind., authorities say is the suspect in the killings of two teenage girls.
Indiana State Police via AP, FILE

Police also publicized the suspect's voice -- a recording of him saying "guys ... down the hill" -- which was recovered from Libby's phone.

Authorities in 2019 released a new suspect sketch that officials said was based on a witness' recollection of what he or she saw.

Indiana State Police released a new sketch of the suspect in the unsolved murders of two teen girls.
Indiana State Police