Matthew Hertgen is charged with murder in the grisly slaying of his brother, Joseph Hertgen in Princeton.

Alleged killer Matthew Hertgen was somber during the hearing, voicing only pleasantries such as “hello” and “thank you” when he spoke to the judge.

The Princeton man charged with killing his brother voluntarily agreed on Thursday to remain in jail pending court appearances in his case. Matthew Hertgen, 31, is charged with first-degree murder ...

Matthew Hertgen may have been been suffering from severe mental illness for years before the alleged murder.

Man Received Warning Text Before He Was Allegedly Killed by Brother Who Was Suffering 'Terrifying Visions' Joseph Hertgen had been warned about his brother Matthew’s mental health before he was ...

The surviving brother of a former college soccer player accused of murder reportedly sent their youngest brother a warning text message around an hour before he was killed, according to a ...

The surviving brother of Princeton murder suspect Matthew Hertgen sent a warning text message to his youngest brother about an hour before he was murdered.

A probable cause affidavit sheds more light on the arrest of Matthew Hertgen, who is accused of murdering his brother and a cat in grisly fashion -- as police detail the scene, body and why his ...

Matthew Hertgen said he fell into a “fit of madness” the night his brother’s beaten body and the burnt remains their cat were found inside an apartment near Princeton University.

Matthew Hertgen was in a “fit of madness” and experiencing “terrifying visions” when he allegedly murdered his younger brother in his Princeton, New Jersey, apartment.

The Princeton, New Jersey, man accused of killing his brother and a family cat allegedly told police he had a "fit of madness" when they responded to the scene of the crime.

Matthew Hertgen is facing multiple charges, including first-degree murder, for the death of his younger brother, Joseph Hertgen.