Delphi, Indiana, double murder suspect Richard Allen spent 13 months in solitary confinement, despite its negative impact on mental health, an official testified.

The wife of convicted Delphi, Indiana, double murderer Richard Allen is speaking out for the first time.

DELPHI, Ind. — Attorneys for a northern Indiana man charged with killing two teenage girls contend in court documents filed Monday that their client had nothing to do with the crimes and that ...

ABC News Studios revisited the deaths of the two Delphi, Indiana, girls' in "Capturing Their Killer: The Girls on the High Bridge." Here's a look at how you can watch the new series.

Delphi murder trial: Richard Allen used power and fear to kill the teen victims, prosecutors say in their opening statement ...

DELPHI, Ind. (AP) — An Indiana man convicted in the 2017 killings of two teenage girls who vanished during a winter hike was sentenced to a maximum of 130 years in prison Friday in the case that ...

Richard Allen, the man charged in the 2017 killings of two teenage girls in Delphi, Indiana, confessed to the crime during a phone call with his wife while in custody, a newly unsealed court ...

Podcasters Áine Cain and Kevin Greenlee have co-authored a book detailing the Delphi killings of Libby German and Abby Williams.

The wife of convicted murderer Richard Allen is speaking out for the first time in a new docuseries on the Delphi Murders.