Matthew Hertgen, 31, is accused of using a knife and a golf club to murder his 26-year-old brother Joseph in the family's Princeton, New Jersey, apartment on February 22.

Joseph Hertgen had been warned about his brother Matthew’s mental health before he was killed, according to newly released ...

Matthew Hertgen, 31, is accused of using a knife and a golf club to slash and beat his 26-year-old brother, Joseph Hertgen, ...

The surviving brother of Princeton murder suspect Matthew Hertgen sent a warning text message to his youngest brother about ...

Matthew Hertgen said he fell into a “fit of madness” the night his brother’s beaten body and the burnt remains their cat were ...

A New Jersey man was in a “fit of madness” and experiencing “terrifying visions” when he allegedly murdered his younger ...

A probable cause affidavit sheds more light on the arrest of Matthew Hertgen, who is accused of murdering his brother and a ...

A detention hearing is for former Toms River resident Matthew Hertgen, accused of killing his brother in Princeton.

The Princeton, New Jersey, man accused of killing his brother and a family cat allegedly told police he had a "fit of madness ...